00470naa#a2200169#i#450# EN\INFRA-M\bibl\5002 20250123065132.4 2308-4898 20141210b2014####ek#y0engy0150####ca RUS RU Geometric Modelling in Distance Teaching System Journal article Moscow INFRA-M Academic Publishing LLC. 2014 8 с. Journal article local Boykov Aleksey zh-szf.ru