How are sources numbered in IEEE?

Sources are numbered in the order they first appear in the text, and the same bracketed number is reused for every later mention of that source.

Where does the reference number go in IEEE?

The bracketed number appears in the text where the source is cited, for example [1], and the full reference appears in the numbered list at the end.

Is IEEE the same as a numeric style?

IEEE is a numeric style, but its exact formatting of authors, titles, and abbreviations differs from other numeric styles such as Vancouver.

IEEE Citation Generator

Generate accurate IEEE citations in seconds. Search by title, DOI, ISBN, or URL — or add references manually. Free, instant, and works for books, journal articles, websites, and more.

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What is IEEE?

IEEE is a citation style used in engineering, computer science, and technology. It uses bracketed numbers in the text that correspond to a numbered reference list in citation order.

How to cite in IEEE

Worked examples generated by CiteOrbit:

Book: [1]T. S. Kuhn, The Structure of Scientific Revolutions. Chicago: University of Chicago Press, 1962.
Journal article: [1]N. Hilal, “Anxiety and depression among medical students,” European Journal of Medical and Health Sciences, vol. 8, no. 1, pp. 1–2, Jan. 2026, doi: 10.24018/ejmed.2026.8.1.1.
Website: [1]CiteOrbit, “What is a citation?,” CiteOrbit. Accessed: Jun. 20, 2026. [Online]. Available: https://citeorbit.com/citation-generator

IEEE FAQ

How are sources numbered in IEEE?: Sources are numbered in the order they first appear in the text, and the same bracketed number is reused for every later mention of that source.
Where does the reference number go in IEEE?: The bracketed number appears in the text where the source is cited, for example [1], and the full reference appears in the numbered list at the end.
Is IEEE the same as a numeric style?: IEEE is a numeric style, but its exact formatting of authors, titles, and abbreviations differs from other numeric styles such as Vancouver.