《资治通鉴·宋纪·宋纪十》
这一年，朝廷任命已故氐王杨保宗的儿子杨元和为征虏将军，杨头为辅国将军。
是岁，以故氐王杨保宗子元和为征虏将军，杨头为辅国将军。
This year, the imperial court appointed Yang Yuanhe, the son of deceased Di King Yang Baozong, as General Who Attacks the Enemy, and Yangtou as General Who Assists the State.