00742naa#a2200205#i#450# EN\\bibl\81873 20241124052017.7 2412-9186 20171225b2017####ek#y0engy0150####ca RUS RU The analysis of the existing software systems with the purpose of building a geographic information control system of JSC «Russian Railways» departments Journal article Saint-Petersburg FSBEI HE "Emperor Alexander I St. Petersburg State Transport University" 2017 16 с. Journal article local . 528.063, 519.652 RUS Nikitchin Andrey A Bogdanov Nicolay A Rybkyn Vladimir S atjournal.ru