00629naa#a2200181#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200015200102210009900254215001000353608002700363700001700390700001900407856002100426EN\\bibl\6620920250103180219.5##a2074-1618##a20151225b2015####ek#y0engy0150####ca0#aRUS##aRU1#aROLE OF VISUALIZATION IN LEARNING MATHEMATICS STUDENTS IN HIGHER HEBNEH INSTITUTIONS OF POWER STRUCTURES OF THE RUSSIAN FEDERATIONeJournal article1#aSaint-PetersburgcSaint-Petersburg University of State Fire Service of Emercom of Russiad2015##a3 с.##aJournal article2local#1aEfimovagA B#1aGorshkovagE E4#ajournals.igps.ru