00469naa#a2200181#i#450# EN\\bibl\74517 20250521072224.3 2413-046X 20171225b2017####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2017 0 с. Journal article local Kashirina Marina Valentinovna Tashpolatova Barno Batirzhanovna e-integral.ru