《北史·列传·卷二十九》
此时，朝廷的高级官员都不同意杨椿的意见，便迁移蠕蠕族百姓到济州沿黄河居住。
时八坐不从，遂于济州缘河居之。
At this time, the senior officials in the imperial court disagreed with Yang Chun's opinion, so they relocated the Rouran people to Jizhou to live along the Yellow River.