00530naa#a2200169#i#450# EN\INFRA-M\bibl\1064 20241212045818.4 2308-4898 20131203b2013####ek#y0engy0150####ca RUS RU Organization and Carrying of Academic Competitions on Descriptive Geometry at South-West State University Journal article Moscow INFRA-M Academic Publishing LLC. 2013 3 с. Journal article local Alshakova Elena naukaru.ru