SHLYK, N. . STANDRDS FOR VARIATION RANGE OF RR-INTERVALS AT REST AND IN ORTHOSTASIS IN TRAINING OF RACING SKIERS WITH DIFFERENT TYPES OF REGULATION. Theory and Practice of Physical Culture, [S. l.], n. 12, p. 30–34, 2022. Disponível em: http://tpfk.ru/index.php/TPPC/article/view/76. Acesso em: 29 apr. 2024.