CYNARSKI, W. J. Social research of Far-Eastern martial arts in Poland. Revista de Artes Marciales Asiáticas, [S. l.], v. 5, n. 1, p. 77–90, 2012. DOI: 10.18002/rama.v5i1.125. Disponível em: https://revpubli.unileon.es/ojs/index.php/artesmarciales/article/view/125. Acesso em: 2 oct. 2022.