I.N. MEDVEDEV; O.A. RAZZHIVIN; A.V. DORONTSEV; V.V. BELYAEV. Functional features of the heart in cyclists. Theory and Practice of Physical Culture, [S. l.], n. 4, p. 46–48, 2023. Disponível em: http://tpf1610220.nichost.ru/index.php/TPPC/article/view/570. Acesso em: 8 feb. 2025.