00595naa#a2200181#i#450# EN\\bibl\113104 20260119202536.1 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 vestnik.nvsu.ru