00559naa#a2200169#i#450# EN\\bibl\113097 20260118195525.7 2311-1402 20110925b2011####ek#y0engy0150####ca RUS RU informatization training of primary school teachers as an important aspect of informatization of elementary education Journal article Nizhnevartovsk Nizhnevartovsk State University 2011 5 с. Journal article local Paschenko Oksana Ivanovna vestnik.nvsu.ru