00553naa#a2200181#i#450# EN\\bibl\80345 20260223093208.1 2500-1825 20151225b2015####ek#y0engy0150####ca RUS RU ACTIVATION OF EDUCATIONAL-COGNITIVE ACTIVITY OF PUPILS IN LEARNING TELECOMMUNICATION TECHNOLOGIES Journal article Krasnoyarsk Krasnoyarsk State Agrarian University 2015 8 с. Journal article local . 371.24 RUS Gondaruk A V sej.kgau.ru