@misc{_Sympozjum,
 howpublished={online},
 publisher={Lodz University of Technology. Faculty of Mechanical Engineering. Department of Strength of Materials and Structures.},
 language={pol, eng},
 type={electronic resource},
 type={e-conference proceedings},
 title={Sympozjum Stateczności Konstrukcji (15 ; 2018 ; Zakopane).},
 title={Proceedings of Stability of Structures XV-th Symposium : Zakopane, September, 17-21, 2018},
}