房玄龄
In addition to the "Records of the Three Kingdoms", the years 189 to 220 are also covered by the previous standard history "Book of the Later Han" by Fan Ye (a contemporary of Pei Songzhi), which mainly draws from documents of the Han court. For the later years, biographies of the Jin dynasty progenitors Sima Yi, Sima Shi, and Sima Zhao are only found in the following standard history "Book of Jin" by the Tang dynasty historian Fang Xuanling.