00640naa#a2200181#i#450# EN\\bibl\127640 20260717085023.5 1994-4683 20231031b2023####ek#y0engy0150####ca RU RELATIONSHIP BETWEEN SCHOOL MOTIVATION AND ACADEMIC FAILURE IN PRIMARY SCHOOL AGE Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 4 с. Journal article local Психология. 159.9 Rogova Evgeniya Evgen'evna SHalimova A N uchzapiski.lesgaft.spb.ru