00571naa#a2200181#i#450# EN\INFRA-M\bibl\20725 20260312084941.4 2308-4898 20180425b2018####ek#y0engy0150####ca RUS RU Construction of Belonging to Surfaces One-Dimensional Contours by Mapping Them to a Plane Journal article Moscow INFRA-M Academic Publishing LLC. 2018 6 с. Journal article local Математика. 51 RUS Ivanov Gennadiy Sergeevich naukaru.ru