00571naa#a2200193#i#450# EN\INFRA-M\bibl\19048 /en/manage/index 20250227153037.4 2308-4898 20171213b2017####ek#y0engy0150####ca RUS RU Formation of Cyclic Surfaces in Kinetic Geometry Journal article Moscow INFRA-M Academic Publishing LLC. 2017 12 с. Journal article local Математика. 51 RUS Sal'kov N. A. test.editorum.ru /en/manage/index