Chapter 12 Biography of Liu Yu Part 2(32)

19. The Whole Jin Text Volume 15, ancient books of the Han Dynasty
20. "Zi Zhi Tong Jian · Volume 119 · Song Ji I"
21. "Zizhi Tongjian · Volume 118 · Jin Dynasty 40th"
22. Lv Simian. History of the Two Jin and Southern and Northern Dynasties.320~331.1983.
23. Zi Zhi Tong Jian (Volume 130, Song Ji XII)
24. Song Shu · Benji III · Under Emperor Wudi
25. "Southern History · Volume 1 · Song Benji First"
26. Quan Liang Wen · Volume 53

27. The Complete Text of Tang Dynasty · Volume 170