00492naa#a2200169#i#450# EN\INFRA-M\bibl\72897 20241116084823.6 2308-4898 20230925b2023####ek#y0engy0150####ca RU THE ORIGINS OF FORMATION OF DESCRIPTIVE GEOMETRY Journal article Moscow INFRA-M Academic Publishing LLC. 2023 25 с. Journal article local Геометрия. 514 Sal'kov N. A. naukaru.ru