S.I. FILIMONOVA; A.S. GRACHEV; D.E. EGOROV; D.V. SHCHERBIN. Improving the physical fitness of students on the basis of an elective course on the crossfit system. Theory and Practice of Physical Culture, [S. l.], n. 6, p. 58–61, 2023. Disponível em: http://tpf1610220.nichost.ru/index.php/TPPC/article/view/638. Acesso em: 22 jan. 2025.