00476naa#a2200181#i#450# EN\\bibl\75013 20250721182227.1 2413-046X 20190425b2019####ek#y0engy0150####ca RUS RU Journal article Moscow Electronic science 2019 0 с. Journal article local Kashirina Marina Valentinovna Bol'shakov Vladislav Vladimirovich stolypinvestnik.ru