00478naa#a2200169#i#4500001002200000005001700022011001400039100004100053101000800094102000700102200007600109210005100185215001100236608002700247700001900274856001500293EN\INFRA-M\bibl\1198520240420104820.6##a2308-4898##a20160618b2016####ek#y0engy0150####ca0#aRUS##aRU1#aDescriptive Geometry — the Base of Computer GraphicseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2016##a10 с.##aJournal article2local#1aSal'kovgN. A.4#anaukaru.ru