00565naa#a2200181#i#450# EN\INFRA-M\bibl\22478 20260127225605.2 2308-4898 20180821b2018####ek#y0engy0150####ca RUS RU On the Peculiarities of the Constructive Solution For Dandelin Spheres Problem Journal article Moscow INFRA-M Academic Publishing LLC. 2018 7 с. Journal article local Математика. 51 RUS Voloshinov Denis Vyacheslavovich zh-szf.ru