00574naa#a2200181#i#450# EN\INFRA-M\bibl\75841 20260709065157.4 2308-4898 20231225b2023####ek#y0engy0150####ca RU Descriptive Geometry Today: Problems and Prospects Journal article Moscow INFRA-M Academic Publishing LLC. 2023 8 с. Journal article local Начертательная геометрия. 514.18 Semagina Yuliya Vladimirovna Vanchinova M. A. naukaru.ru