TRETYAKOV, . A. . EFFICIENCY OF USING BIOFEEDBACK METHODS IN THE TRAINING PROCESS OF QUALIFIED SWIMMERS. Theory and Practice of Physical Culture, [S. l.], n. 5, p. 18–20, 2022. Disponível em: http://tpfk.ru/index.php/TPPC/article/view/198. Acesso em: 3 may. 2024.