The references of undergraduate graduation thesis lack sequential coding. In general, the format of sequential coding failed to pass the examination and the wrong format was used. Or there is no sequential coding of references.

Sequential coding system means that the documents cited by the author in the paper are continuously coded with Arabic numerals and square brackets according to the order in which they appear in the paper, and the serial numbers are marked as the upper corner or part of the sentence according to the specific situation, and all the documents are arranged in the reference list according to the serial numbers of the documents appearing in the paper.

Generally expressed by [1].

Sequence coding reference record item?

1) Principal. It refers to the individuals or groups who are mainly responsible for the contents of literature knowledge, including monograph authors, thesis editors, degree applicants, patent applicants, report authors, journal article authors, precipitation article authors, etc. Multiple principals are separated by ",". When there are more than three responsible persons, only the first three responsible persons will be recorded.

2) File name and version (the first version is abbreviated). Literature titles include book titles, thesis titles, patent titles, precipitation titles and so on. The title of the document is not added with the title "".

3) Identification of file type and carrier type. According to GB 3469-83, the following types of references are identified with English capital letters: monograph [M]' collection of papers [C]' newspaper article [N]' periodical article [J]' paper [D]' report [R]' standard [S]' patent [P]?

For the references of electronic literature types such as database, computer program and bulletin board system, it is suggested to use the following letters as identification: database [DB], computer program [CP] and bulletin board system [EB]. ?

The carrier type and identification of electronic documents. For electronic documents with non-paper carriers, when they are cited as references, the carrier type should be indicated in the reference type identification. Suggest the following signs: magnetic [mt]' disk [dk]' CD]' online [ol].

4) Publication matters (place of publication, publishing house, year of publication, issue number, etc.). The place of publication refers to the name of the city where the publisher is located. For cities with the same name in different places or unfamiliar cities, the names of provinces, prefectures and countries can be added in front of them. For publishing houses containing place names, the place of publication cannot be omitted. For example, "Beijing: Peking University Press" cannot be written as "Peking University Press". ? The publisher is the name of the publishing house, which can be recorded in the form of source or in the form of recognized simplified abbreviation.

Such as IRRI (formerly International Rice Research Institute). The year of publication is a.d. and recorded in Arabic numerals. In case of other chronology forms, the original chronology can be placed in "()", such as 1705 (the forty-fourth year of Kangxi). For newspapers and patent documents, the publication date should be recorded in YYY-MM-DD format. For periodicals, the publication year and volume number (issue number) are recorded in the following three forms: 1980'92(2): year and volume number (issue); 1985(4): year (period); 1987,5: year, volume?

5) The source of the document or the accessible address of the electronic document. ?

6) Page numbers of references. The last item in the reference is generally "page number", which indicates the position code of the text. The starting page number or starting and ending page number of the citation should be recorded. If it is a start-stop page, the two numbers should be connected with "-"(originally with "~"). Such as: 10- 12. If the paper quotes multiple contents of the same document for many times, the corresponding quotations should be recorded in turn.

Extended data:

The standard format of reference refers to the format of writing papers citing published documents. According to the types 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], proceedings [A] and precipitated documents in magazines.

Format specification:

One: Monographs, Papers and Reports

[serial number] Principal. Title of the document [Document Type ID]. Place of publication: publisher, year of publication: page number (optional).

For example: [1] Liu Guojun, Chen Shaoye. Book catalogue [M]. Beijing: Higher Education Press,1957:15-18.

Two: journal articles

【 Serial number 】 Principal responsible person. File title [J]. Publication name, year, volume (issue): page numbers.

For example: [1] He Lingxiu. Read the history of Nanming [J]. Study on the History of China, 1998, (3): 167- 173.

Ou Jianping, Song Tietao, et al. New progress in application research of passive energy dissipation system [J]. Earth Gaga Project,1997,38 (3): 358-361.

Third, the literature deposited in the collection of essays

【 Serial number 】 The principal responsible person of the precipitation document. Title of precipitation document [A]. Principal of Original Voucher (optional) Original Voucher Title [C]. Place of publication: publisher, year of publication: page numbers.

For example: [7] Zhong Wenfa. The Application of Nonlinear Programming in the Distribution of Combustible Poisons [A]. Zhao Wei. Theory and Application of Operations Research-Proceedings of the Fifth Congress of China Logistics Society [C].Xi 'an: xidian university Publishing House, 1996:468.

Fourth: thesis

【 Serial number 】 Principal responsible person. Title of the document [D]. Place of publication: publisher, year of publication: page number (optional).

For example: [4] Zhao Tianshu. Optimization of batch fermentation process of Nostoc commune peptide by stages [D]. Shenyang: Northeastern University, 20 13.

Five: newspaper articles

【 Serial number 】 Principal responsible person. File title [N]. Name and publication date (edition) of the newspaper.

For example: [8] Xie Xide. Create new learning ideas. People's Daily,1998-12-25 (10).

Six: Electronic documents

[Document type/carrier type identification]: [J/OL] online journals, [EB/OL] online electronic announcements,

[M/CD] CD books, [DB/OL] online database, [DB/MT] tape database.

[serial number] Principal. Title of electronic document [identification and carrier type of electronic document]. The publication or acquisition address, publication update date/citation date of the electronic document.

For example: [12] Wang Mingliang. On the progress of standardized database system engineering of academic journals in China [EB/OL] .5438+0998-08-16/1998-101.

Wanjin Abstract of Journal of China University (1983- 1993). English version [DB/CD] Beijing: China Encyclopedia Publishing House, 1996.