00493naa#a2200169#i#450# EN\INFRA-M\bibl\1260 20250218194400.2 2305-7807 20131216b2013####ek#y0engy0150####ca RUS RU Innovations in high school management and the motivation theory in Germany Journal article Moscow INFRA-M Academic Publishing LLC. 2013 4 с. Journal article local Shteyn E. naukaru.ru