00603naa#a2200181#i#450# EN\INFRA-M\bibl\6922 /en/manage/index 20250219033018.3 1998-1740 20150817b2015####ek#y0engy0150####ca RUS RU On the Need to Prepare Teachers for Developing, Quality Assessing and System Activity Based Using Electronic Educational Resources Journal article Moscow INFRA-M Academic Publishing LLC. 2015 6 с. Journal article local Suvorova T. fht.editorum.ru /en/manage/index