《资治通鉴·梁纪·梁纪六》
贺拔度拔父子以及武川人宇文肱纠集乡里的豪杰，一同袭击卫可孤，杀了卫可孤；贺拔度拔不久又与敕勒交战而身亡。
贺拔度拔父子及武川宇文肱纠合乡里豪杰，共袭卫可孤，杀之；度拔寻与铁勒战死。
He Baoduoba, his father, and Yuwentai from Wuchuan gathered local heroes and attacked Wei Kegu together, killing Wei Kegu; He Baoduoba soon died in a battle against Chale.