《宋史·列传·卷九十六》
哲宗即位，韩维说： 范镇在仁宗时，首先陈述立太子之议，他从不对人说起，人们也不敢讲这件事。 开列起草十九疏上呈。
哲宗立，韩维言： 镇在仁宗时，首启建储之议，未尝以语人，人亦莫为言者。 具以十九疏上之。
When Emperor Zhezong took the throne, Han Wei said: "Fan Zhen was the first to put forward the proposal of establishing a crown prince during the reign of Emperor Renzong but he never told anyone and the others did not dare to discuss it either". They together prepared nineteen reports and submitted them to the new emperor.