1. Single author: English format is "(author's surname, year of publication)" and Chinese format is "(full name, year of publication)". Two authors: the authors' surnames must be sorted in the order of their first names in the published articles. If both authors are quoted in parentheses, you need to quote them in&. Symbols can also be connected by "He" and "He", depending on the periodical format. If you quote at the beginning of a sentence, use "and" and ".

2. When writing the date format of the paper, you must write it on the road and write the year, month and day at the following time.

3. It's easier to quote with numbers. Multiple documents are separated by commas, and consecutive references are abbreviated with "-". Mainly pay attention to the numerical order in the text corresponding to the document order at the end of the text. Papers are often used to refer to articles that conduct research in various academic fields and describe academic research results, which are referred to as papers for short.