Li wen gong ji 18 juan - Li, Ao 772-841; Ouyang, Zhan 755-800 (Shang wu yin shu guan, 1936)
"Suo yin Jiang nan tu shu guan cang Ming Cheng hua kan ben" (Li wen gong ji). - "Suo yin Ping hu Ge shi cang Ming Zheng de ben" (Ou yang xing zhou wen ji)