00564naa#a2200181#i#4500001002200000005001700022011001400039100004100053102000700094200007800101210005100179215001000230608002700240675006000267700001900327700002200346856001400368EN\INFRA-M\bibl\9385920260512085150.2##a2308-4898##a20240927b2024####ek#y0engy0150####ca##aRU1#aOn the Role of the First Lecture on Descriptive GeometryeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2024##a7 с.##aJournal article2local##aНачертательная геометрия. 514.18#1aSal'kovgN. A.#1aKadykovagNina S.4#azh-szf.ru