00645naa#a2200217#i#450# EN\INFRA-M\bibl\15766 /en/manage/index 20250407060759.1 2308-4898 20170417b2017####ek#y0engy0150####ca RUS RU Graphic-Analytical Researches of Involution Journal article Moscow INFRA-M Academic Publishing LLC. 2017 8 с. Journal article local Математика. 51 RUS Grafskiy O. A. Usmanov A. V. Holodilov Aleksandr Andreevich test.editorum.ru /en/manage/index