00657naa#a2200169#i#450# EN\INFRA-M\bibl\40202 20240912232208.4 1998-0744 20201123b2020####ek#y0engy0150####ca RU Regulatory Legal Support for the Events of the All-Russian Olympiad for Schoolchildren: a Draft of a New Procedure Journal article Moscow INFRA-M Academic Publishing LLC. 2020 21 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 Abaturova Valentina Vladimirovna naukaru.ru