00468naa#a2200193#i#450# EN\\bibl\74838 20241204223405.3 2413-046X 20190125b2019####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2019 0 с. Journal article local . 911.3:61 ENG Samsonova A. N. Gnatyuk G. A. e-integral.ru