00581naa#a2200169#i#450# EN\INFRA-M\bibl\47905 20240811212929.7 2306-1731 20211227b2021####ek#y0engy0150####ca RU Strategic Approaches to Planning School Development and Improving Educational Outcomes Journal article Moscow INFRA-M Academic Publishing LLC. 2021 9 с. Journal article local Статистика. Демография. Социология. 31 Chernilevskaya O. N. naukaru.ru