00494naa#a2200193#i#450# EN\\bibl\74241 20241129085317.5 2413-046X 20170625b2017####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2017 0 с. Journal article local . 331+364 ENG Koryakov Aleksey Georgievich Pankova Natal'ya Valer'evna e-integral.ru