Research of the strength of the bearing structure of the flat wagon body from round pipes during transportation on the railway ferryOleksij Fomin, Juraj Gerlici, Alyona Lovskaya, Kateryna Kravchenko, Pavlo Prokopenko, Anna Fomina and Vladimír HauserMATEC Web Conf., 235 (2018) 00003DOI: https://doi.org/10.1051/matecconf/201823500003