00510naa#a2200193#i#450# EN\\bibl\74777 20241223035657.1 2413-046X 20181225b2018####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2018 0 с. Journal article local Konstantinova Nataliya Nikolaevna Malinin Aleksandr Markovich Chepiga Petr Nikolaevich e-integral.ru