What do [J], [S], etc. in the references of the paper mean?

In the references of the paper, [J] means journal articles and [S] means technical standards.

The standard format of references refers to the format for citing published literature in order to write a paper. According to the type of reference materials, it can be divided into monographs [M], conference proceedings [C], newspaper articles [N], Journal articles [J], dissertations [D], reports [R], standards [S], patents [P], precipitation documents in proceedings [A], magazines [G].

Electronic document types: database [DB], computer [CP], electronic bulletin [EB], electronic document carrier type: Internet [OL], optical disk [CD], magnetic tape [MT], disk [ DK]

Electronic document reference instructions

[Document type/carrier type identification]: [J/OL] Online journal, [EB/OL] Online electronic bulletin, [M/CD ] CD books, [DB/OL] online database, [DB/MT] magnetic tape database

[Serial number] Main person responsible. Title of electronic document [Electronic document and carrier type identification]. Publication or publication of electronic document Obtain the address, publication update date/citation date.

For example: [12] Wang Mingliang. Progress in the standardized database system engineering of Chinese academic journals [EB/OL]. 1998-08-16/1998-10- 01.

[8] Wanjin. Chinese University Journal Abstracts (1983-1993). English version [DB/CD]. Beijing: China Encyclopedia Press, 1996.

The above content refers to Baidu Encyclopedia—Reference Standard Format