《旧唐书·本纪·卷十一》
二十一日，以前任商州刺史乌崇福为安南都护、本管经略使。
壬寅，以前商州刺史乌崇福为安南都护、本营经略使。
On the 21st day, the former Governor of Shangzhou, Wu Chongfu, was appointed as the Governor of Annan and the Commissioner of the General Administration.