Reference is a kind of interpretation method, also known as reference interpretation. By quoting literature, poems, proverbs or famous sayings in the article, we can support and strengthen the elaboration of the object to be explained. By using authoritative quotations, the credibility and persuasiveness of articles can be enhanced, and expert opinions or classic works in related fields can be displayed to readers. This will help to provide more arguments and reliable information, and make the article more convincing and influential.