佛祖歷代通載 17.110

17.110

蜀昶（知祥第三子。初名贊。祥卒昶立。不改號。治三十一年○雷氏曰知祥後蜀二主四一）。

Shu: Chang (the third son of Zhixiang; originally named Zan. When Zhixiang died, Chang was enthroned and did not change the dynasty's name. He ruled for thirty-one years. Master Lei says: "Later Shu had two rulers under Zhixiang, for forty-one [years].")