00487naa#a2200169#i#4500001002000000005001700020011001400037100004100051101000800092102000700100200007500107210005100182215001000233608002700243700003200270856001500302EN\INFRA-M\bibl\26820240504040727.6##a2308-4898##a20130603b2013####ek#y0engy0150####ca0#aRUS##aRU1#aDescriptive geometry prospects as educational subjecteJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2013##a1 с.##aJournal article2local#1aIvanovgGennadiy Sergeevich4#anaukaru.ru