00564naa#a2200193#i#450# EN\RIOR\bibl\7065 20250312092712.3 2500-1469 20150831b2015####ek#y0engy0150####ca RUS RU Quality of education as essential for sustainable development of Russia Journal article Moscow Publishing Center RIOR 2015 8 с. Journal article local Krakovskaya Irina Guskova Nadezhda Dmitrievna Slushkina Yuliana rusjm.ru