《元史·本纪·卷九》
十二日，李思敬控告转运使姜毅说话背逆狂妄，并且指出姜毅的妻子儿女可以做证人。
壬申，李思敬告运使姜毅所言悖妄，指毅妻子为证。
On the 12th day, Li Sijing accused Jiang Yi, the intendant, of speaking derogatorily and arrogantly, and also指出 that Jiang Yi's wife and children could act as witnesses.