00705naa#a2200193#i#450# EN\\bibl\118703 20260421154819.2 1994-4683 20230428b2023####ek#y0engy0150####ca RU CORRECTIVE OUTDOOR GAMES FOR CHILDREN WITH MENTAL RETARDATION AT PHYSICAL EDUCATION LESSONS Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 5 с. Journal article local Организация воспитания и обучения. 376.1 Kirillova YA V Bykov E V Skutin A V uchzapiski.lesgaft.spb.ru