《文心雕龙·铭箴》
到了汉代，如班固的《封燕然山铭》，张昶的《西岳华山堂阙碑铭》，其序文也写得很长了。
若班固《燕然》之勒，张昶《华阴》之碣，序亦盛矣。
By the Han dynasty, its prefaces had become longer, such as the “Stele inscription on the Sealing of Mount Yongyan” by Ban Gu, and the “Stele inscription on the Xi Yue Hua Shan Hall” by Zhang Chang.