00634naa#a2200181#i#450# EN\INFRA-M\bibl\47905 /en/manage/index 20250809070106.6 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. test.editorum.ru /en/manage/index