《水经注·卷九》
《英雄记》说：公孙攒攻打青州的黄巾贼，把贼兵打垮了，回来时屯在广宗。
《英雄记》曰：公孙瓒击青州黄中贼，大破之，还屯广宗。
The Records of Heroes tells that Gongsun Zan attacked the Yellow Scarves rebel in Qingzhou and routed the rebels. He then stationed his troops at Guangzong on his return.