00488naa#a2200169#i#4500001002200000005001700022011001400039100004100053101000800094102000700102200007700109210005100186215001000237608002700247700002900274856001500303EN\INFRA-M\bibl\1417520241219192514.4##a2500-3305##a20161124b2016####ek#y0engy0150####ca0#aRUS##aRU1#a«Mathematics should even be learned in order that…»eJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2016##a0 с.##aJournal article2local#1aSavvinagOlga Alekseevna4#anaukaru.ru