@misc{optimization+of+heavy+loaded+railway+car, author = {Hawryluk, Michał}, title = {Optimization of heavy loaded railway car}, journal = {Czasopismo Techniczne. Mechanika}, address = {Kraków}, publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>}, date = {2008}, number = {R. 105, Z. 3, 3-M} }