00520naa#a2200181#i#450# EN\INFRA-M\bibl\18197 20240420103338.6 2308-4898 20170928b2017####ek#y0engy0150####ca RUS RU Fractals In Three-Dimensional Space. I-Fractals Journal article Moscow INFRA-M Academic Publishing LLC. 2017 15 с. Journal article local Математика. 51 RUS Zhikharev L. A. riorpub.com