RYMARUK, I. Defending to the Four Directions Evolving Uechi-ryu’s Hojoundo Exercises for Advanced Students. Revista de Artes Marciales Asiáticas, [S. l.], v. 3, n. 1, p. 80–91, 2012. DOI: 10.18002/rama.v3i1.349. Disponível em: https://revistas.unileon.es/ojs/index.php/artesmarciales/article/view/349. Acesso em: 28 jan. 2023.