00566naa#a2200181#i#4500001002200000005001700022011001400039100004100053101000800094102000700102200011600109210005100225215001000276608002700286675003400313700002100347856001600368EN\INFRA-M\bibl\2360120240425051424.4##a2308-4898##a20181114b2018####ek#y0engy0150####ca0#aRUS##aRU1#aSynthesis of Equations For Ruled Surfaces With Two Curvilinear And One Rectangular DirectrixeseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2018##a9 с.##aJournal article2local##aМатематика. 51zRUS#1aKokarevagYa. A.4#ariorpub.com