00675naa#a2200181#i#450# EN\\bibl\42241 20250109132110.4 2312-4431 20211220b2021####ek#y0engy0150####ca RUS RU TEACHING CHESS IN EXTENDED EDUCTION INSTITUTION Journal article Cheboksary Non-state educational private institution of additional professional education "Expert-methodological centre" 2021 7 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 RUS Kukanova Tatyana V. naukaru.ru