00479naa#a2200169#i#450# EN\INFRA-M\bibl\56534 20260315094501.7 2308-4898 20220926b2022####ek#y0engy0150####ca RU Building a Sphere from Imaginary Points Journal article Moscow INFRA-M Academic Publishing LLC. 2022 8 с. Journal article local Геометрия. 514 Girsh A. G. zh-szf.ru