Шульга Алексей Сергеевич (Olexii S. About aspects of economic technique of ascent the routes in the discipline of sport climbing «lead». Slobozhanskyi Herald of Science and Sport, [S. l.], n. 3(47), p. 125–128, 2015. DOI: 10.15391/snsv.2015-3.024. Disponível em: https://journals.uran.ua/index.php/1991-0177/article/view/45664. Acesso em: 27 apr. 2024.