00507naa#a2200193#i#450# EN\\bibl\74591 20241218224339.3 2413-046X 20180825b2018####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2018 0 с. Journal article local . 332.364(470,53) ENG Zhelyaskov Aleksandr Lyubomirovich Seturidze David Elgudzhaevich ecience.ru