BRADLEY, S. Cultivating the Elixir Field with Sinmoo Hapkido’s Danjun Breathing. Revista de Artes Marciales Asiáticas, [S. l.], v. 1, n. 4, p. 76–89, 2012. DOI: 10.18002/rama.v1i4.271. Disponível em: https://revistas.unileon.es/index.php/artesmarciales/article/view/271. Acesso em: 8 nov. 2024.