00662naa#a2200181#i#4500001002200000005001700022011001400039100004100053101000800094102000700102200012700109210005100236215001000287608002700297675011300324700002800437856001500465EN\INFRA-M\bibl\1812420241004023737.5##a2500-3305##a20170918b2017####ek#y0engy0150####ca0#aRUS##aRU1#aPedagogical methods of teaching mentally retarded junior schoolchildren to solve text arithmetic problemseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2017##a8 с.##aJournal article2local##aОбразование. Воспитание. Обучение. Организация досуга. 37zRUS#1aSkiragElena Vasil'evna4#anaukaru.ru