00473naa#a2200169#i#450# EN\INFRA-M\bibl\14323 20251218170807.4 1998-0728 20161220b2016####ek#y0engy0150####ca RUS RU German Language Teaching Problems in Village Schools Journal article Moscow INFRA-M Academic Publishing LLC. 2016 3 с. Journal article local Petrova A. naukaru.ru