Unavailable means that the submission has not been successful.

Domain name conflict is to prevent your paper from being distributed to your colleagues. Examples of correct filling: mit.edu; ox . AC . uk； microsoft.com。

Specific examples, such as Sichuan University, include:

First, find a suitable journal to contribute.

Choosing the right journal to contribute seems simple, but it actually contains rich connotations. Because, in the normative sense, submission is not just about blindly delivering articles, and the author needs to do some preparatory work to improve the publication probability of articles.

Second, identify the authenticity of the editing and processing methods of periodicals.

Editorial departments of many academic journals have established their own editing websites, and authors can obtain the required article information from the websites of academic journals and contribute through the online editing system. Accordingly, some websites that fake academic journals have also appeared, so authors must keep their eyes open and strengthen screening. Only by finding a real periodical editing and editing system can we help them contribute smoothly and avoid detours.