00598naa#a2200181#i#450# EN\\bibl\113104 20260321025124.6 2311-1402 20110925b2011####ek#y0engy0150####ca RUS RU Peculiarities of teaching elementary school children in the sphere of ICT-based supplementary education Journal article Nizhnevartovsk Nizhnevartovsk State University 2011 2 с. Journal article local Tkachenko Valentina Alexandrovna Bobyleva Inga Valerievna filvestnik.nvsu.ru