00569naa#a2200169#i#4500001001400000005001700014011001400031100004100045101000800086102000700094200009200101210013700193215001000330608002700340700001700367856001500384EN\\bibl\398420241124120416.7##a2308-8877##a20141113b2014####ek#y0engy0150####ca0#aRUS##aRU1#aControls heuristic activity of students at studying higher mathematicseJournal article1#aVoronezhcFSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozovd2014##a3 с.##aJournal article2local#1aReutovagI. 4#anaukaru.ru