Periodical papers are usually checked by professional duplicate checking software. By comparing the papers with the published papers in the database, the possible plagiarism is pointed out. The specific steps are as follows:

Determine the duplicate checking system: choose a regular professional duplicate checking system, such as HowNet duplicate checking, dimension duplicate checking, paperfree, etc.

Enter the duplicate checking system: enter the duplicate checking system official website through formal channels and register an account.

Choose duplicate checking method: There are usually two methods for duplicate checking of periodical papers: online electronic duplicate checking and paper duplicate checking. Select the appropriate duplicate checking method as required.

Submit the paper: submit the paper according to the system requirements, and pay attention to the format of the submitted paper to meet the system requirements.

Payment: depending on the duplicate checking system used, a certain duplicate checking fee is required.

Waiting for duplicate checking results: After submitting the paper, wait for the duplicate checking by the system. After the results of duplicate checking come out, you can modify and adjust the paper according to the report.

It should be noted that the requirements for duplicate checking of periodical papers are usually strict, and it is necessary to choose a formal duplicate checking system to ensure the accuracy of duplicate checking results. At the same time, when writing a paper, we should follow academic norms, cite it reasonably, mark the source, and avoid being identified as plagiarism.