A.V. KOMAROVA. Diagnostics of the functional state of athletes and engaged in fitness based on heart rate variability. Theory and Practice of Physical Culture, [S. l.], n. 5, p. 23–26, 2023. Disponível em: http://tpf1610220.nichost.ru/index.php/TPPC/article/view/602. Acesso em: 22 jan. 2025.