00692naa#a2200169#i#450# EN\\bibl\128310 20260729050342.3 1994-4683 20230131b2023####ek#y0engy0150####ca RU FORMATION OF ADEQUATE SELF-ESTEEM OF YOUNGER SCHOOLCHILDREN THROUGH THE DEVELOPMENT OF STUDENT SELF-GOVERNMENT Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 3 с. Journal article local Организация обучения в начальной школе. 373.31 Savchenko Oleg Grigor'evich uchzapiski.lesgaft.spb.ru