00747naa#a2200193#i#450# EN\\bibl\92916 20250131135700.5 2223-9987 20241227b2024####ek#y0engy0150####ca RU Testing the methodology for justifying the service life of freight cars based on the results of analog car testing Journal article Saint-Petersburg FSBEI HE "Emperor Alexander I St. Petersburg State Transport University" 2024 8 с. Journal article local Вагоны-бункеры, хопперы. 629.463.66 Cyganskaya Lyudmila Valer'evna Hamraeva El'mira Rustamovna Narkizova Ekaterina Aleksandrovna atjournal.ru