《元史·本纪·卷六》
刘整到军中，建议修筑白河口、鹿门山城垣，派遣使者奏闻皇帝，皇帝同意。
整至军中，议筑白河口、鹿门山，遣使以闻，许之。
After Liu Zheng arrived in the army, he proposed construction of the Baihekou and Lushan city walls, and he dispatched an envoy to grant the emperor tidings of this; the emperor agreed.