00449naa#a2200181#i#450# EN\\bibl\74185 20241115102459.5 2413-046X 20161225b2016####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2016 0 с. Journal article local . 338.242 : 31.1 : 633.521+633.854.54 ENG e-integral.ru