How to write the references in the paper?

References in papers should be written in corresponding formats.

Monographs [M], collections [C], newspaper articles [N], journal articles [J], dissertations [D], reports [R], standards [S], patents [P] and precipitation documents [a] in the collection of essays.

There are two common font sizes: consistent with the text, or one size smaller than the text.

Common line spacing is 1.2 times, 22 pounds, 1.5 times.

Hanging indent, first line indentation, no indentation and other indentation methods have appeared.

Punctuations in English references should use half-angle punctuation marks, and a space should be added after punctuation marks according to English input habits. Punctuation marks in Chinese documents can be the same as those in English documents, and they can all use half-angle punctuation marks and spaces, or they can all use full-angle punctuation marks without spaces.

Key content:

The number of references for general academic articles should be 20-40, and the number of references for summary articles is generally more than that for research articles. In addition to the summary, more than 40 references in other articles show that compared with your research results, the discussion and preface may involve too much content and need to be deleted.

The citation format of the references in this paper varies according to the requirements of the school, which is nothing more than numbers and names.

Numeric numbering is relatively simple, just number the documents one by one according to the order from front to back.

When the method of name and year is cited in the text, several documents are arranged in chronological order in the text, and then arranged alphabetically after the text. When reference numbers are used in the text, files are listed in numerical order in the text and after the text.