00465naa#a2200181#i#450# EN\\bibl\74763 20241125224200.1 2413-046X 20181225b2018####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2018 0 с. Journal article local Tambiev Abubakir Hasanovich Ovchinnikov Viktor Nikolaevich e-integral.ru