LITVIN, A. .; LASHKAREV, A. . Regional basic sports qualification method: economic and statistical provisions. Theory and Practice of Physical Culture, [S. l.], n. 11, p. 41–43, 2022. Disponível em: http://tpfk.ru/index.php/TPPC/article/view/43. Acesso em: 7 may. 2024.