00453naa#a2200169#i#4500001002000000005001700020011001400037100004100051101000800092102000700100200005300107210005100160215001000211608002700221700001900248856001600267EN\INFRA-M\bibl\39720240423190906.2##a2308-4898##a20130725b2013####ek#y0engy0150####ca0#aRUS##aRU1#aDescriptive Geometry until 1917eJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2013##a2 с.##aJournal article2local#1aSal'kovgN. A.4#ariorpub.com