00474naa#a2200169#i#450# EN\INFRA-M\bibl\57669 20240430185332.2 2308-4898 20221226b2022####ek#y0engy0150####ca RU About One Way of Forming Conics Journal article Moscow INFRA-M Academic Publishing LLC. 2022 9 с. Journal article local Геометрия. 514 Sal'kov N. A. naukaru.ru