00466naa#a2200181#i#450# EN\\bibl\74498 20241129015602.5 2413-046X 20171225b2017####ek#y0engy0150####ca ENG RU Journal article Moscow Electronic science 2017 0 с. Journal article local . 330.326:338.43 (470.342) ENG Davydova Yuliya Vladimirovna e-integral.ru