《梁书·列传·卷四十六》
后江陵被攻陷，齐国把贞阳侯送来让他继承梁国帝位。贞阳侯登上帝位后，授杜宠为震州刺史、吴兴太守。
后江陵陷，齐纳贞阳侯以绍梁嗣，以龛为震州刺史、吴兴太守。
After Houjiangling was taken, Qi sent Prince Zhenyang to be the emperor of Liang. After Prince Zhenyang took the throne, Du Chong was given the titles of Governor of Zhenzhou and Prefect of Wuxing.