Figueiredo, Abel. “Martial Arts and Combat Sports Coaching. International Framework and Sport Sciences Challenges”. Revista de Artes Marciales Asiáticas 11, no. 2s (September 29, 2016): 6–7. Accessed March 23, 2023. https://revpubli.unileon.es/ojs/index.php/artesmarciales/article/view/4147.