《元史·列传·卷六十》
二十四年，设立尚书省，升绍为参知政事。桑哥当政，改行至元宝钞。前信州三务提举杜反对，平章政事桑哥大怒，要将杜治罪。
平章政事桑哥怒曰： 杜璠何人，敢沮吾钞法耶！ 欲当以重罪。
In 1290, the Department of State Affairs was established, and Shao was promoted to Councillor. When Sangge was in power, he reformed the currency system, replacing it with banknotes. Du, the former Salt Commissioner of Xizhou, objected, and the Chancellor, Sangge, was furious and intended to sentence Du to death.