Wile, Douglas. “Taijiquan and Daoism. From Religion to Martial Art and Martial Art to Religion”. Revista de Artes Marciales Asiáticas 3, no. 1 (July 19, 2012): 8–45. Accessed November 29, 2022. https://revpubli.unileon.es/ojs/index.php/artesmarciales/article/view/345.