00612naa#a2200181#i#450# EN\INFRA-M\bibl\45527 20240810202952.6 2500-3305 20210809b2021####ek#y0engy0150####ca RU Procrastination as a barrier to personal self-development Journal article Moscow INFRA-M Academic Publishing LLC. 2021 3 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 Vasil'ev V. A. Gur'eva V. V. naukaru.ru