Mezinov, V.N., M.A. Zakharova, и I.A. Karpacheva. 2022. «EXTRACURRICULAR SERVICE MASTERING MODEL FOR SCHOOL PHYSICAL EDUCATION TEACHERS». Theory and Practice of Physical Culture, вып. 2 (февраль):36-38. http://tpfk.ru/index.php/TPPC/article/view/129.