《新五代史·附录·四夷附录第二》
述律登位，改年号叫应历，号称天顺皇帝，后来改名叫璟。
述律立，改元庆历，号天顺皇帝，后更名璟。
Shulu ascended to the throne and changed the reign title to Yingli, claiming to be the emperor who obeyed the heavens, and later changed his name to Jing.