《旧唐书·本纪·卷十四》
十八日，御史中丞李夷简弹劾京兆尹杨凭以前任江西观察使期间的贪污罪，杨凭被贬谪为临贺县尉。
壬戌，御史中丞李夷简弹京兆尹杨凭前为江西观察使时赃罪，贬凭临贺尉。
On the 18th, the imperial censor-in-chief Li Yijian impeached Yang Ping, the governor of Jingzhao, for embezzlement during his previous term as governor-general of Jiangxi, so Yang Ping was demoted to the position of subprefect of Linhe county.