YUASA, Yasuo. “氣和超常現象問題: Qi and the Problem of Paranormal Phenomena”. International Journal of Chinese & Comparative Philosophy of Medicine 3, no. 3 (January 1, 2001): 21–44. Accessed June 29, 2022. https://ejournals.lib.hkbu.edu.hk/index.php/ijccpm/article/view/1404.