00517naa#a2200169#i#450# EN\INFRA-M\bibl\14737 20240517095631.5 1998-1740 20161225b2016####ek#y0engy0150####ca RUS RU Competence of Educational Specialists in the Field of Education for Sustainable Development Journal article Moscow INFRA-M Academic Publishing LLC. 2016 7 с. Journal article local Ermakov Dmitriy naukaru.ru