*[https://www.itsfun.com.tw/%E5%8A%89%E7%91%9E%E6%81%86/wiki-6192266  華人百科-劉瑞恆]

*[https://baike.baidu.com/item/%E5%88%98%E7%91%9E%E6%81%92 百度百科-刘瑞恒]