《北史·列传·卷二十九》
杨钧让他镇守高阙。不久，蠕蠕族叛乱，首领阿那王襄逃到魏国。魏帝命杨钧护送，杨宽也同行。
既而蠕蠕乱，共主阿那瑰奔魏，魏帝诏钧卫送，宽亦从行。
Yang Jun ordered him to guard Gaoque. Soon, the Rouran tribe rebelled, and the leader, King Anaxiang, fled to the Wei state. Emperor Wei ordered Yang Jun to escort him, and Yang Kuan also went with him.