00503naa#a2200181#i#4500001002200000005001700022011001400039100004100053101000800094102000700102200006200109210005100171215001100222608001900233675003400252700001900286856001600305EN\INFRA-M\bibl\1904820210420153052.2##a2308-4898##a20171213b2017####ek#y0engy0150####ca0#aRUS##aRU1#aFormation of Cyclic Surfaces in Kinetic GeometryeArticle1#aMoscowcINFRA-M Academic Publishing LLC.d2017##a12 с.##aArticle2local##aМатематика. 51zRUS#1aSal'kovgN. A.4#ariorpub.com