Author: Sammanā thāng Wichākān rư̄ang Čhāk Kwāngsī sū Yūnnān thưng Lānnā: Khwāmsamphan læ Kānsư̄pthō̜t Watthanatham khō̜ng Chonchāt Thai (1993 Mahāwitthayālai Phāyap)