00571naa#a2200181#i#450# EN\\bibl\112258 20260118200747.7 2311-1402 20230325b2023####ek#y0engy0150####ca RUS RU The bridge head of “big oil”: the first settlement of geological explorers in Surgut Journal article Nizhnevartovsk Nizhnevartovsk State University 2023 9 с. Journal article local . 94(57.122)"1957":622.323 RUS Rashevsky Vasily V vestnik.nvsu.ru