On Duan Yucai Contribution in Book Arrangement from Shou Wen Zhu;

Discrimination of Ancient and Present Forms of Characters in Etymological Dictionary of Characters with Notes by DUAN Yu-cai;

On the Overall Explanation of Etymological Dictionary of Characters with Notes by DUAN Yu-cai;

On the Grammar Concept of Annotation on Shuo Wen Jie Zi;

Division and Order of Ancient Chines Represented by Annotation of Shuowenjiezi;

The Study about Yisheng in ShuoWenJieZiZhu;

This article the synonym which discusses in "the Shuowenjiezizhu" carries on the reorganization,the analysis to Duan Yucai,summarizes,discusses him to study the method which and the terminology the synonym utilizes.