00572naa#a2200205#i#450# EN\\bibl\93518 20250223081616.7 2413-2527 20161219b2016####ek#y0engy0150####ca RUS RU Journal article Saint-Petersburg FSBEI HE "Emperor Alexander I St. Petersburg State Transport University" 2016 4 с. Journal article local УДК. RUS Unknown Utepbergenov Irbulat Turemuratovich Unknown itt-pgups.ru