If it is a Chinese periodical, there is an introduction about the author at the bottom of the page, that is, an introduction to the author, or a fund project. If it is an English periodical, it is more about a correspondent. If you click the asterisk, some electronic articles will automatically jump to the corresponding footnote and see the relevant information.

The first author is often the main participant in the paper. If two or more authors are the same in the lower position, you can sign your name with the first author in the form of * * *. * * * The author's signature of published papers needs the consent and recognition of the parties concerned, and the responsibility shall be borne by the signatory * * *. The author's address labeling is also particular, and the author should give detailed mailing address and postal code as much as possible.