Przemysław Litewka

statistics of
visitors (hmmm... only in Polish)

Since** **31/05/2010:

*Contents*

·
Personal

·
Teaching

·
Books

·
Contributions to Congresses, Conferences and
Symposia

·
Links

*Address*

Dr. hab.
Przemysław Litewka, associate professor

Institute of Structural Engineering

Poznan University of Technology

ul. Piotrowo 5

60-965 Poznań

Poland

tel.:
+48-61-6652468

fax:
+48-61-8766116

email: __przemyslaw.litewka@gmail.com__

*Short CV*

1968 |
born in Poznań, Poland; |

1975-1987 |
basic education at primary and comprehensive schools
in Poznań; |

1987-1992 |
studies, civil engineering at Poznań University of
Technology; |

1990-1991 |
studies, civil engineering at the University of Nottingham, UK, under
EC Tempus scheme; |

1992 |
M.Sc.
at Poznań University of Technology: „Design of the road embankment on the low-strength
soil” (in Polish) |

1992-1998 |
assistant ( |

1998 |
Ph.D.
at Poznan University of Technology: „An effective finite element with large
curvature" (in Polish); |

1998-2013 |
assistant professor ( |

1999-2001 |
research at Universität
Hannover, Institut für
Baumechanik und Numerische Mechanik, fellowship of Alexander von Humboldt Foundation |

2008 |
Habilitation
at Poznan University of Technology: „Beam-to-beam contact" (in Polish); |

2012-........ |
Head
of Department of Structural Mechanics, Institute of Structural Engineering,
Poznan University of Technology |

2013-........ |
Associate
professor at Poznan University of Technology |

*Professional interests*

structural mechanics;

numerical
methods in engineering:

·
finite element method,

·
finite strip method,

·
locking-free FEM formulations for beams and arches;

contact
mechanics:

·
beam-to-beam contact

·
thermo-electro-mechanical coupling

*Leisure time interests*

airplanes of 1^{st}
and 2^{nd} World War, modelling;

soccer –
Spain, badminton;

travelling,
architecture, photography;

*Languages*

polski

English

deutsch

español

*Teaching** ***(top)**

*Civil Engineering *

*I level course*

*II level course*

* *

* *

*The other subjects*

*Structural mechanics, example
classes, M.Sc. course*

1. Influence
lines in the statically determinate structures: beams, trusses, frames.
Graphical methods. Envelopes of cross-sectional forces.

2. Application
of the principle of virtual work to the calculation of displacements in the
statically determinate systems (frames, trusses). Displacements evoked by the
external forces, change of temperature and support displacements. Influence
lines of displacements.

3. Statically indeterminate systems –
flexibility method, frames, trusses, beams. Internal forces evoked by external
loading, change of temperature and support displacements. Calculation of
displacements using the principle of virtual work. Influence lines.

4. Flexibility
method – 3D frames.

5. Statically
indeterminate systems – stiffness method, frames. Internal forces evoked by
external loading, change of temperature and support displacements.

6. Classical
approach to the structural dynamics. Bar systems with lumped masses, free
vibrations and forced vibrations evoked by the harmonic forces.

7. Buckling
of bar systems – classical approach.

8. Stiffness
method – numerical approach, introduction to the FEM. Internal forces evoked by
external loading, change of temperature and support displacements.

*Structural mechanics 2, example
classes, M.Sc. course*

1. Dynamics
of frames – numerical approach. Free vibrations.

2. Stability
of frames – numerical approach. Buckling analysis, statics with the influence
of large normal forces.

3. The
finite strip method. deflections, bending and torsional moments in the two-span
plates. Envelope of the bending moments.

4. Internal
forces in the shells of axisymmetric tanks. Membrane state, boundary
distortions, bending state.

*Structural mechanics, lectures,
engineering course*

1. Influence
lines in the statically determinate structures: beams, trusses. Envelopes of
cross-sectional forces.

2. Principle
of virtual work. Displacements calculation in the statically determinate
structures (frames trusses), displacements evoked by the external loading.

3. Betti’s
theorem. Maxwell’s theorem. Statically indeterminate systems – flexibility method, frames, trusses,
beams. Internal forces evoked by external loading. Calculation of displacements
using the principle of virtual work.

4. Influence
lines in the continuous beams

5. Rayleigh’s
theorem. Statically indeterminate systems – stiffness method, frames. Internal
forces evoked by external loading.

6. Classical
approach to the structural dynamics. One-degree-of freedom system. Bar systems
with lumped masses, free vibrations and forced vibrations evoked by the
harmonic forces.

*Books** *__(top)__

1.
A. Litewka, P. Litewka, *Structural mechanics in historic architecture*,
(in Polish), Wydawnictwo Politechniki Poznańskiej, 2006. cover

2.
P. Litewka, *Beam-to-beam contact*, (in Polish), Seria Rozprawy, nr 410, Wydawnictwo
Politechniki Poznańskiej, 2007. cover

3. P. Litewka, *Finite Element
Analysis of Beam-to-Beam Contact*, Lecture Notes in Applied and
Computational Mechanics, Vol. 53, Springer, 2010. cover

4. D. P. Boso, P. Litewka, B. A.
Schrefler, *Thermo-Mechanical Coupling in Beam-to-Beam Contact*, in: *Recent Developments and Innovative
Application in Computational Mechanics*, D. Mueller-Hoeppe, S. Loehnert, S.
Reese, Eds., pp. 9-16, Springer, 2011.

5.
P. Litewka, J. Rakowski, *Circular finite
element*, *Elliptic finite element*,
in: *Exact curvilinear elements in the
finite element method and the boundary element method*, J. Rakowski Ed., pp.
23-44, 99-122, (in Polish) Wydawnictwo Politechniki Poznańskiej, 2011. cover

6.
P. Litewka, R. Sygulski, Selected problems of advanced structural mechanics,
(in Polish), Wydawnictwo Politechniki Poznańskiej, 2012. cover

7. *Recent Advances in Computational Mechanics*,
T. Łodygowski, J. Rakowski,
P. Litewka, Eds., CRC Press/Balkema,
Taylor & Francis Group, London, 2014. cover

*Published
papers** ***(top)**

[1] P. Litewka, J. Przystański, A. Florkiewicz, Design of road
embankments on weak foundations (in Polish: Projektowanie nasypów drogowych na
gruntach słabonośnych), Drogownictwo, styczeń 1994, pp.15-18.

[2] J. Rakowski,
P. Litewka, An efficient simple curved finite beam element, *Zeitschrift für Angewandte Mathematik und
Mechanik*, vol.76 Supplement 1, pp.503-504, 1996.

[3] J. Rakowski,
M. S. Kuczma, P. Litewka, Elastoplastic Analysis of Plates on Unilateral
Foundations, *Zeitschrift für Angewandte Mathematik und
Mechanik*, vol.76 Supplement 2, pp.583-584, 1996.

[4] P. Litewka,
J. Rakowski, An Efficient Curved Element for Dynamic and Stability Problems, *Zeitschrift für Angewandte Mathematik und
Mechanik* , vol.77 Supplement 1, pp.191-192, 1997.

[5] P. Litewka, J. Rakowski, An efficient curved beam finite
element, *International
Journal for Numerical Methods in Engineering*, vol. 40, pp.2629-2652,
1997.

[6] P. Litewka, J. Rakowski, The exact thick arch finite element, *Computers &
Structures*, vol.68, pp.369-379, 1998.

[7] P. Litewka, R. Sygulski, Statical and dynamical analysis of
bridge slabs by the Finite Strip Method, *Archives of Civil Engineering*,
vol.XLV,2, pp.259-273, 1999.

[8] P. Litewka, J. Rakowski, An efficient 3D curved beam finite
element, *CAMES*, vol.7,
pp.707-716, 2000.

[9] P. Litewka, J. Rakowski, Free vibrations of shear-flexible and
compressible arches by FEM, *International
Journal for Numerical Methods in Engineering*, vol.52(3), pp.273-286,
2001.

[10] P. Litewka, P. Wriggers, Contact between 3D beams with rectangular
cross-sections, *International
Journal for Numerical Methods in Engineering*, vol.53(9), pp.2019-2041,
2002.

[11] P. Litewka, P. Wriggers, Frictional contact between 3D beams, *Computational
Mechanics*, vol.28(1), pp.26-39, 2002.

[12] M. S. Kuczma, P. Litewka, J. Rakowski, J. R. Whiteman, A
variational inequality approach to an elastoplastic plate – foundation system, *Foundations of Civil and Environmental
Engineering*, vol.4, pp.31-48, 2004.

[13] P. Litewka, The penalty and Lagrange multiplier methods in the
frictional 3D beam-to-beam contact problem, *Civil and Environmental
Engineering Reports*, vol.1, pp.189-207, 2005.

[14] D. P. Boso, P. Litewka, B. A. Schrefler, P. Wriggers, **A 3D beam-to-beam
contact finite element for coupled electric-mechanical fields** *International Journal for Numerical
Methods in Engineering*, vol. 64(13), pp.1800-1815,
2005.

[15] P. Litewka, Hermite polynomial smoothing in beam-to-beam
frictional contact problem, *Computational Mechanics*,
vol. 40(6), pp. 815-826, 2007.

[16] P. Litewka, The elliptic curved beam finite element for static and
dynamic analysis of arches, *Foundations of Civil and Environmental
Engineering*, vol.14, pp.73-109, 2011.

[17] P. Litewka, Enhanced multiple-point beam-to-beam frictionless
contact finite element, *Computational Mechanics*,
vol. 52(6), pp. 1365-1380, 2013.

[18] P. Litewka, Frictional beam-to-beam
multiple-point contact finite element, *Computational Mechanics*,
vol. 56(2), pp. 243-264, 2015.

[19] P. Litewka, M. Bąk, Stability
of steel frames with bolted joints (in
Polish: Stateczność ram stalowych z węzłami
podatnymi), Przegląd Budowlany, 10/2015, ss. 42-47, 2015.

[20] O. Kawa, P. Litewka,
Contact with friction between 3D beams with deformable circular cross-sections,
*Engineering Transactions*,
vol. 63(4), pp. 439-462, 2015.

[21] P. Litewka, R. Lewandowski, Nonlinear
harmonically excited vibrations of plates with Zener
material, *Nonlinear Dynamics*, vol. 89(1), pp. 691-712, 2017.

[22] P. Litewka, R. Lewandowski, Steady-state
non-linear vibrations of plates using Zener material
with fractional derivative, *Computational Mechanics*, vol. 60(2), pp. 333-354, 2017.

[23] O. Kawa, P. Litewka,
R. Studziński, Contact between 3D beams with deformable
circular cross-sections – numerical verification, *Engineering
Transactions*, vol. 66(3), pp. 281-299, 2018.

*Contributions
to Congresses, Conferences and Symposia** ***(top)**

[1] P. Litewka, J. Rakowski, Dynamics of Mindlin plates by gridwork
analogy method, *Computer Methods in Mechanics, XI Polish Conference*,
Kielce-Cedzyna, 11-14 May 1993, vol.2, pp.519-525.

[2] P. Litewka, Free vibrations of plates by gridwork analogy method
- the numerical analysis, *Vibrations in Physical Systems, XVIth Symposium*,
Poznań-Błażejewko, 26-28 May 1994, pp.221-222.

[3] P. Litewka, J. Rakowski, An efficient simple curved finite beam
element, *Computer Methods in Mechanics, XII Polish Conference*,
Warsaw-Zegrze, 9-13 May 1995, pp.200-201.

[4] J. Rakowski, P. Litewka, An efficient simple curved finite beam
element, *The Third International Congress on Industrial and Applied
Mathematics*, Hamburg, 3-7 July 1995, p.411.

[5] J. Rakowski, M. S. Kuczma, P. Litewka, Elastoplastic Analysis of
Plates on Unilateral Foundations, *The Third International Congress on
Industrial and Applied Mathematics*, Hamburg, 3-7 July 1995, p.339.

[6] A. Florkiewicz, P. Litewka, Stability problems of slopes with
internal damage loaded by foundations (in Polish: Problemy stateczności zboczy
z wewnętrznymi systemami osłabień, obciążonych fundamentami), *VIIIth
Glacitectonics Symposium*, Zielona Góra, 1995.

[7] P. Litewka, J. Rakowski, Free Vibrations of Thick Arches by
Finite Element Method, *Vibrations in Physical Systems, XVIIth Symposium*,
Poznań-Błażejewko, 22-25 May 1996, p.192.

[8] P. Litewka, J. Rakowski, An Efficient Curved Element for Dynamic
and Stability Problems, *Annual Scientific Conference GAMM*, Prague 27-31
May 1996, p. 120.

[9] P. Litewka, J. Rakowski, The Exact Thick Arch Element with Large
Curvature, *XXXIst Polish Solid Mechanics Conference*, 9-14 September
1996, Mierki k. Olsztynka, s.162.

[10] P. Litewka, J. Rakowski, Vibrations of Shear-flexible and
Compressible Arches by FEM, *Annual Scientific Conference GAMM*,
Regensburg, 24-27 March, 1997.

[11] P. Litewka, J. Rakowski, A Curved Beam Finite Element for Dynamic
and Stability Problems, *XIII Polish Conference on Computer Methods in
Mechanics*, Poznań, 5-8 May, 1997, vol.2, pp.765-772.

[12] P. Litewka, R. Sygulski, Statical Analysis of Bridge Slabs by the
Finite Strip Method, *XIII Polish Conference on Computer Methods in Mechanics*,
Poznań, 5-8 May, 1997, vol.2, pp.773-780.

[13] P. Litewka, J. Rakowski, Vibrations of arches with large curvature
by FEM, *Vibrations in Physical Systems, XVIIIth Symposium*,
Poznań-Błażejewko, 27-30 May 1998, s.189-190.

[14] P. Litewka, R. Sygulski, Free vibrations of bridge slabs by the
Finite Strip Method, *Vibrations in Physical Systems, XVIIith Symposium*,
Poznań-Błażejewko, 27-30 May 1998, p.191-192.

[15] P. Litewka, R. Sygulski, Analysis of bridge slabs by the Finite
Strip Method, *Shell Structures Theory and Applications, The 6th Conference*,
Gdansk-Jurata, October 12-14 1998, pp.187-188.

[16] P. Litewka, J. Rakowski, An efficient 3D curved beam finite
element, *XIV Polish Conference on Computer Methods in Mechanics*,
Rzeszów, 26-28 May, 1999,p.225-226.

[17] P. Litewka, R. Sygulski, Bridge slabs analysis under moving loads
by FSM, *XIV Polish Conference on Computer Methods in Mechanics*, Rzeszów,
26-28 May, 1999, p.227-228.

[18] P. Litewka, J. Rakowski, An efficient arch finite element for
dynamic and stability problems, *1st International Conference on Advances in
Structural Engineering and Mechanics*, Seoul, Korea, 23-25 August 1999,
vol.1, pp.475-480.

[19] P. Litewka, R. Sygulski,
Numerical and experimental analysis of bridge slab statics (in Polish:
Analiza numeryczna i eksperymentalna statyki płyt mostowych),* XLV
Konferencja Naukowa KILiW PAN i KN PZITB*,
Krynica, 13-18 września 1999, vol.1,pp.111-118.

[20] P. Litewka, R. Sygulski, Vibrations of Bridge Slabs under Inertial
Moving Loads, *Vibrations in Physical Systems, XIXth Symposium*,
Poznań-Błażejewko, 24-27 May, 2000.

[21] J. Rakowski, P. Litewka, Beam analogy in the Static Analysis of
Shells of Revolution, *Computational
Methods for Shell and Spatial Structures IASS-IACM 2000*, Chania, Crete,
4-7 June 2000, Abstracts, pp.10-11, CD-ROM.

[22] P. Litewka, P. Wriggers, Contact between 3D beams with rectangular
cross-sections, *3rd Contact
Mechanics International Symposium CMIS 2001*, Praia da Consolacao,
Peniche, Portugal, June 17-21, 2001, in: Contact Mechanics, eds.: J.A.C.
Martins, M.D.P. Monteiro Marques, pp.355-362, Solid Mechanics and its Applications,
vol.103, Kluwer academic publishers, Dordrecht.

[23] P. Litewka, P. Wriggers, J. Rakowski, 3D beam finite element for
large displacement analysis, *2nd European Conference on
Computational Mechanics ECCM-2001*, Cracow, Poland, June 26-29, 2001,
CD-ROM.

[24] P. Litewka, P. Wriggers, Beam-to-beam contact finite element, *WCCM V - Fifth World Congress on Computational
Mechanics*, Vienna, Austria, July 7-12, 2002, Book of Abstracts, vol.II,
p.120; in: eds.: H.A. Mang, F.J. Rammerstorfer, J. Eberhardsteiner, paper
ID-80222, website: http://www.wccm.tuwien.ac.at/index.html,.

[25] P. Litewka, P. Wriggers, Frictional beam-to-beam contact by the
Lagrange multipliers method, *Complas
VII - 7th International Conference on Computational Plasticity*,
Barcelona, Spain, April 7-10, 2003, Book of Abstracts, p.204; in: CD-ROM, eds.:
E. Oñate, D.R.J. Owen.

[26] P. Litewka, Frictional beam-to-beam contact by penalty and
Lagrange multiplier methods - numerical comparison, *CMM-2003 15th International Conference on Computer Methods in Mechanics*,
Gliwice/Wisła, June 3-6, 2003, Short Papers, p.227-228; in: CD-ROM, eds.: T.
Burczyński, P. Fedeliński, E. Majchrzak.

[27] M. Guminiak, P. Litewka, R. Sygulski, Static analysis of plates on the unilateral foundation by BEM, *The 8th International Conference MODERN
BUILDING MATERIALS, STRUCTURES AND TECHNIQUES*,
Vilnius, May 19-21, 2004, Short Papers, p.349-350; CD-ROM.

[28] D. Boso, P. Litewka, B. Schrefler, P. Wriggers, Electric-mechanical beam-to-beam contact, *21st International Congress of
Theoretical and Applied Mechanics*, Warsaw,
August 15-21, 2004, Abstracts Book, p.218; CD-ROM; Mechanics of the 21st
Century, Ed. W. Gutkowski, T. Kowalewski, Springer 2005, CD-ROM paper10415.

[29] D. Boso, P. Litewka, B. Schrefler, P. Wriggers, Electro-mechanical coupling in beam-to-beam contact, *CMM-2005 16st International
Conference on Computer Methods in Mechanics*,
Częstochowa, June 20-24, 2005, Short Papers, p.127-128.

[30] D. Boso, P. Litewka, B. Schrefler, P. Wriggers, 3D beam-to-beam contact within coupled electro-mechanical fields: a finite element model, *4th Contact Mechanics International
Symposium CMIS 2005*, Hannover, July 4-6, 2005;
in: Analysis and Simulation of Contact Problems, Eds. Peter Wriggers, Udo
Nackenhorst, Lecture Notes in Applied and Computational Mechanics, vol. 27, pp.
103-110, Springer Verlag, Berlin Heidelberg, 2006.

[31] B. Litewka, P. Litewka, R. Sygulski, Analysis of floating plates
under dynamic loads, *Shell Structures Theory and Applications, The 8th Conference*,
Gdańsk-Jurata, 12-14 October 2005, in: Shell Structures: Theory and
Applications, Eds. W. Pietraszkiewicz, C. Szymczak, pp.377-381, Taylor & Francis
Group, London, 2005.

[32] D. Boso, P. Litewka, B. Schrefler, P. Wriggers,
Thermo-electro-mechanical coupling in beam-to-beam
contact, *III European Conference on Computational Mechanics*,
Lisbon, June 5-9, 2006, Book of Abstracts, p.306.

[33] P. Litewka, Smooth frictional contact between beams in 3D, *IUTAM Symposium on Computational Contact
Mechanics*, Hannover, 5-8 November 2006; in: IUTAM Symposium on
Computational Methods in Contact Mechanics, Eds. P. Wriggers, U. Nackenhorst,
pp. 157-176, IUTAM Bookseries Vol.3, Springer, Dordrecht, 2007.

[34] P. Litewka, A smoothing technique frictional contact between beams
in 3D, *CMM-2007 17th International Conference on Computer Methods in Mechanics*,
Łódź-Spała, June 19-22, 2007, Short Papers, p.253-254.

[35] P. Litewka, A 3D curve smoothing method preserving nodes for the
beam-to-beam contact, *8th World Congress on Computational
Mechanics / 5th European congress on Computational methods in Applied Sciences
and Engineering Methods in Mechanics*, Venice,
Italy, 30 June – 4 July 2008, CD-ROM, paper a2916.

[36] P. Litewka, Two smoothing methods in frictional beam-to-beam
contact – a numerical comparison, *XXII International Congress of Theoretical and Applied Mechanics*,
Adelaide, Australia, August 24-29, 2008, Abstracts Book, p.212; CD-ROM
paper10700. .

[37] P. Litewka, The node-preserving beam-to-beam contact smoothing
using Bezier’s curves, *CMM-2009 18th International Conference on Computer Methods in Mechanics*,
Zielona Góra, May 18-21, 2009, Short Papers, p.65-66; in: Computer Methods in
Mechanics. Lectures of the CMM2009, Eds. M. Kuczma, K. Wilmański, pp. 439-452
The Beam-to-Beam Contact Smoothing with Bezier’s Curves, Springer, Advanced
Structured Materials 1, 2010.

[38] P. Litewka, Numerical comparison of various smoothing techniques
in the beam-to-beam contact, *1st International Conference on Computational
Contact Mechanics ICCCM09*, Lecce,
Italy, 16-18 September 2009, Abstracts, p.85-86.

[39] P. Litewka, S. Sikora, Elliptic curved beam finite element, *IV
European Conference on Computational Mechanics ECCM 2010*,
Palais des Congres, Paris, France, May 16-21, 2010, CD-ROM paper 833.

[40] P. Litewka, Multiple-point beam-to-beam contact finite element, *CMM-2011 19th International Conference on Computer Methods in Mechanics*,
Warszawa, May 9-12, 2011, Short Papers, p.317-318.

[41] P. Litewka, Enhanced beam-to-beam contact element for almost
parallel beams, *2nd International Conference on Computational
Contact Mechanics ICCCM 2011*, Hannover,
Germany, 15-17 June 2011, Abstracts, p.135-136.

[42] P. Litewka, Beam-to-beam contact, *Bilateral Workshop on Topics in Civil and Mechanical Engineering on
30th Anniversary of Scientific Cooperation between Poznan University of
Technology and Leibniz Universitaet Hannover*, Hannover, Germany, 14-15
March 2013.

[43] O. Kawa, P. Litewka,
Contact between 3-D beams with deformable cross-sections, *CMM-2013 20th International Conference on Computer Methods in Mechanics*, Poznań, August 27-31, 2013, Short Papers, p. MS14-11-12;
in: *Recent Advances in Computational
Mechanics*, T. Łodygowski, J. Rakowski,
P. Litewka, Eds., p. 183-190, CRC Press/Balkema, Taylor & Francis Group, London, 2014.

[44] P. Litewka, Numerical analysis of
frictionless contact between almost conforming beams, *CMM-2013 20th International Conference on Computer Methods in Mechanics*, Poznań, August 27-31, 2013, Short Papers, p. MS14-13-14;
in: *Recent Advances in Computational
Mechanics*, T. Łodygowski, J. Rakowski,
P. Litewka, Eds., p. 191-199, CRC Press/Balkema, Taylor & Francis Group, London, 2014.

[45] O. Kawa, P. Litewka,
Contact with friction between 3-D beams with deformable circular cross section, *11th World Congress on Computational Mechanics WCCM XI*,
Barcelona, July 27-31, 2014.

[46] P. Litewka, Frictional multiple-point beam-to-beam
contact finite element, *11th World Congress on Computational Mechanics WCCM XI*,
Barcelona, July 27-31, 2014.

[47] O. Kawa, P. Litewka,
Numerical analysis of contact between 3-D beams with deformable cross-sections, *3rd Polish Congress of Mechanics - 21th International Conference on
Computer Methods in Mechanics*, Gdańsk, September 8-11, 2015, Short Papers vol. 1, p.
119-120; in: *Advances in Mechanics*,
M. Kleiber, T. Burczyński,
K. Wilde, J. Górski, K. Winkelmann,
Ł. Smakosz, Eds., p. 287-291, CRC Press/Balkema, Taylor & Francis Group, London, 2016.

[48] P. Litewka, Electro-mechanical
multiple-point beam-to-beam contact, *3rd Polish Congress of Mechanics - 21th International Conference on
Computer Methods in Mechanics*, Gdańsk, September 8-11, 2015, Short Papers vol. 1, p.
121-122; in: *Advances in Mechanics*,
M. Kleiber, T. Burczyński,
K. Wilde, J. Górski, K. Winkelmann,
Ł. Smakosz, Eds., p. 349-353, CRC Press/Balkema, Taylor & Francis Group, London, 2016.

[49] O. Kawa, P. Litewka, Numerical
analysis of frictionless contact between 3–D beams with circular cross-section, *VII European Congress on Computational Methods in Applied Sciences and
Engineering - ECCOMAS Congress 2016*, Crete, June
5-10, 2016, https://www.eccomas2016.org/proceedings/pdf/6888.pdf.

[50] R. Lewandowski, P. Litewka, Harmonically forced non-linear
vibrations of plates made from Zener material, *VII European Congress on Computational Methods in Applied Sciences and
Engineering - ECCOMAS Congress 2016*, Crete, June
5-10, 2016, https://www.eccomas2016.org/proceedings/pdf/5811.pdf.

[51] P. Litewka, R. Lewandowski, Influence of elastic supports on
non-linear steady-state vibrations of Zener material, *22nd International Conference on Computer Methods in Mechanics*,
Lublin, September 13-16, 2017, Short Papers p. MS09-17-18; in: COMPUTER METHODS
IN MECHANICS (CMM2017): Proceedings of the 22nd International Conference on
Computer Methods in Mechanics, Eds, AIP
Conference Proceedings 1922,
100002 (2018); https://doi.org/10.1063/1.5019087.

[52] O. Kawa, P. Litewka, R. Studziński, Numerical analysis of cross-section deformation
in beam-to-beam contact, *Emerging Trends in Applied
Mathematics and Mechanics ETAMM2018*, June 18-22, 2018, Kraków, Book of Abstracts, p.106.

[53] P. Litewka, R. Lewandowski, Comparison of viscoelastic
material models in non-linear vibrations of plates, *9th International Congress of
Croatian Society of Mechanics*, September 18-22, 2018, Split, Croatia, Book of Abstracts, P. Marovic, L. Krstulovic-Opara, M. Galic, Eds., p.66.

*Links** ***(top)**

*Universities,
foundations*

Poznan University of Technology

Foundation
for the Polish Science

Alexander von Humboldt Foundation

*Journals*

Zeitschrift für Angewandte Mathematik und
Mechanik

International
Journal for Numerical Methods in Engineering

Solid Mechanics and its Applications

*Others*