Avelar-Rosa, Bruno, António M. M. Quaresma, and Jorge Arede. “Are Martial Arts and Combat Sports a School for Life? Relationships Between Sport Attitudes and Quality of Life (intermediate Results)”. Revista de Artes Marciales Asiáticas 11, no. 2s (September 29, 2016): 106–107. Accessed September 26, 2022. https://revistas.unileon.es/ojs/index.php/artesmarciales/article/view/4194.