SPANIAS, C.; KIRK, C.; ØVRETVEIT, K. Position before submission? Techniques and tactics in competitive no-gi Brazilian jiu-jitsu. Revista de Artes Marciales Asiáticas, [S. l.], v. 17, n. 2, p. 130–139, 2022. DOI: 10.18002/rama.v17i2.7410. Disponível em: https://revpubli.unileon.es/ojs/index.php/artesmarciales/article/view/7410. Acesso em: 19 apr. 2024.