《宋史·列传·卷一百零一》
又说河北榷盐法刚实行，百姓遭受其害，贫困的人不再吃盐。
又言河北榷盐法尚行，民受其弊，贫者不复食。
He also said that the Hebei salt tax law had just been implemented, and the people were suffering from it, and the poor people no longer ate salt.