00465naa#a2200181#i#450# EN\\bibl\75010 20241116175812.6 2413-046X 20190425b2019####ek#y0engy0150####ca RUS RU Journal article Moscow Electronic science 2019 0 с. Journal article local Chapkina Nadezhda Anatol'evna Mikaelyan Mikael' Varazdatovich ecience.ru