How to format your references using the Journal of Circadian Rhythms citation style

This is a short guide how to format citations and the bibliography in a manuscript for Journal of Circadian Rhythms. For a complete guide how to prepare your manuscript refer to the journal's instructions to authors.

Using reference management software

Typically you don't format your citations and bibliography by hand. The easiest way is to use a reference manager:

Paperpile	The citation style is built in and you can choose it in Settings > Citation Style or Paperpile > Citation Style in Google Docs.
EndNote	Download the output style file
Mendeley, Zotero, Papers, and others	The style is either built in or you can download a CSL file that is supported by most references management programs.
BibTeX	BibTeX syles are usually part of a LaTeX template. Check the instructions to authors if the publisher offers a LaTeX template for this journal.

Journal articles

Those examples are references to articles in scholarly journals and how they are supposed to appear in your bibliography.

Not all journals organize their published articles in volumes and issues, so these fields are optional. Some electronic journals do not provide a page range, but instead list an article identifier. In a case like this it's safe to use the article identifier instead of the page range.

A journal article with 1 author

1. Baker S. Infectious disease. A return to the pre-antimicrobial era? Science. 2015;347:1064–6.

A journal article with 2 authors

1. Choi J-K, Bowles S. The coevolution of parochial altruism and war. Science. 2007;318:636–40.

A journal article with 3 authors

1. Yartsev MM, Witter MP, Ulanovsky N. Grid cells without theta oscillations in the entorhinal cortex of bats. Nature. 2011;479:103–7.

A journal article with 7 or more authors

1. Walther G-R, Post E, Convey P, Menzel A, Parmesan C, Beebee TJC, et al. Ecological responses to recent climate change. Nature. 2002;416:389–95.

Books and book chapters

Here are examples of references for authored and edited books as well as book chapters.

An authored book

1. Deutsche Forschungsgemeinschaft DFG. MAK- und BAT-Werte-Liste 2013. Weinheim, Germany: Wiley-VCH Verlag GmbH & Co. KGaA; 2013.

An edited book

1. Zhou Z, Wang Z, Lin L, editors. Microsystems and Nanotechnology. Berlin, Heidelberg: Springer; 2012.

A chapter in an edited book

1. Shishodia S, Singh T, Chaturvedi MM. MODULATION OF TRANSCRIPTION FACTORS BY CURCUMIN. In: Aggarwal BB, Surh Y-J, Shishodia S, editors. The Molecular Targets and Therapeutic Uses of Curcumin in Health and Disease. Boston, MA: Springer US; 2007. p. 127–48.

Web sites

Sometimes references to web sites should appear directly in the text rather than in the bibliography. Refer to the Instructions to authors for Journal of Circadian Rhythms.

Blog post

1. Davis J. Countries Vote To End Ivory Trade, But Attempt To Boost Elephant Protection Is Defeated. IFLScience. 2016. https://www.iflscience.com/plants-and-animals/countries-vote-to-end-ivory-trade-but-attempt-to-boost-elephant-protection-is-defeated/. Accessed 30 Oct 2018.

Reports

This example shows the general structure used for government reports, technical reports, and scientific reports. If you can't locate the report number then it might be better to cite the report as a book. For reports it is usually not individual people that are credited as authors, but a governmental department or agency like "U. S. Food and Drug Administration" or "National Cancer Institute".

Government report

1. Government Accountability Office. IRS Website: Long-Term Strategy Needed to Improve Interactive Services. Washington, DC: U.S. Government Printing Office; 2013.

Theses and dissertations

Theses including Ph.D. dissertations, Master's theses or Bachelor theses follow the basic format outlined below.

Doctoral dissertation

1. Crumlish SB. Domingo Chileno: An Overture for Orchestra. Doctoral dissertation. University of Louisiana; 2014.

News paper articles

Unlike scholarly journals, news papers do not usually have a volume and issue number. Instead, the full date and page number is required for a correct reference.

New York Times article

1. Rothenberg B. For 239th-Ranked Player, Faith in Qualifying Pays Off. New York Times. 2017;:D6.

In-text citations

References should be cited in the text by sequential numbers in square brackets:

This sentence cites one reference [1].
This sentence cites two references [1, 2].
This sentence cites four references [1–4].

About the journal

Full journal title	Journal of Circadian Rhythms
ISSN (print)	1740-3391
Scope