Cheung, Donald W. “The Niulang Staff - A Cowhearding Stick as Weapon”. Revista de Artes Marciales Asiáticas 2, no. 4 (July 18, 2012): 74–83. Accessed December 26, 2024. https://revpubli.unileon.es/index.php/artesmarciales/article/view/334.