00643naa#a2200181#i#450# EN\\bibl\41821 20240420025234.6 2542-1840 20210118b2021####ek#y0engy0150####ca RU Developing Volitional Qualities in Young Football Players during Training Journal article Kemerovo Kemerovo State University 2021 8 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 Dzvonik Veronika P. Mukhanov Georgy Ivanovich vestnik-hss.kemsu.ru