00721naa#a2200193#i#450# EN\INFRA-M\bibl\31007 /en/manage/index 20250402160105.3 1998-0744 20191114b2019####ek#y0engy0150####ca RUS RU Performance of Principles of the Individual Project by Senior High School Students: Normative and Organizational Aspects Journal article Moscow INFRA-M Academic Publishing LLC. 2019 4 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 RUS Petunin O. V. test.editorum.ru /en/manage/index