00587naa#a2200169#i#450# EN\INFRA-M\bibl\15332 20240827135732.2 1998-1740 20170222b2017####ek#y0engy0150####ca RUS RU Formation of Spatial Representation, Imagination and Constructive and Geometric Thinking of Students by Studying Discipline «Descriptive Geometry» Journal article Moscow INFRA-M Academic Publishing LLC. 2017 5 с. Journal article local Miroshin Dmitriy Grigor'evich naukaru.ru