00502naa#a2200193#i#450# EN\\bibl\74679 20241125223948.1 2413-046X 20181025b2018####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2018 0 с. Journal article local . 332.02+338.2 ENG Kuz'minov Aleksandr Nikolaevich Dzhuha Vladimir Mihaylovich e-integral.ru