00449naa#a2200181#i#450# EN\\bibl\74236 20241129095426.5 2413-046X 20170625b2017####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2017 0 с. Journal article local . 631.15: 637.1 (71) ENG Grigor'eva Elena e-integral.ru