How to format your references using the Revista Portuguesa de Cardiologia citation style

This is a short guide how to format citations and the bibliography in a manuscript for Revista Portuguesa de Cardiologia. 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:

PaperpileThe citation style is built in and you can choose it in Settings > Citation Style or Paperpile > Citation Style in Google Docs.
EndNoteFind the style here: output styles overview
Mendeley, Zotero, Papers, and othersThe style is either built in or you can download a CSL file that is supported by most references management programs.
BibTeXBibTeX 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
Kerp H. Atmospheric CO2 from fossil plant cuticles. Nature. 2002 Jan 3;415(6867):38.
A journal article with 2 authors
Liu H, Cheng L. Cryo-EM shows the polymerase structures and a nonspooled genome within a dsRNA virus. Science. 2015 Sep 18;349(6254):1347–50.
A journal article with 3 authors
Bryden HL, McDonagh EL, King BA. Changes in ocean water mass properties: oscillations or trends? Science. 2003 Jun 27;300(5628):2086–8.
A journal article with 7 or more authors
Johannessen OM, Khvorostovsky K, Miles MW, Bobylev LP. Recent ice-sheet growth in the interior of Greenland. Science. 2005 Nov 11;310(5750):1013–6.

Books and book chapters

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

An authored book
Raheja DG, Allocco M. Assurance Technologies Principles and Practices. Hoboken, NJ: John Wiley & Sons, Inc.; 2006.
An edited book
Vaclavik VA. Essentials of Food Science. 4th ed. 2014. Christian EW, editor. New York, NY: Springer; 2014. XXIV, 495 p. 136 illus., 42 illus. in color. (Food Science Text Series).
A chapter in an edited book
Grilo I, Thurik AR. Entrepreneurship in the Old and New Europe. In: Santarelli E, editor. Entrepreneurship, Growth, and Innovation: The Dynamics of Firms and Industries. Boston, MA: Springer US; 2006. p. 75–103. (International Studies in Entrepreneurship).

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 Revista Portuguesa de Cardiologia.

Blog post
Fang J. Flies Deliberate Before Difficult Decisions [Internet]. IFLScience. IFLScience; 2014 [cited 2018 Oct 30]. Available from:


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
Government Accountability Office. K-12 Education: Federal Funding for and Characteristics of Public Schools with Extended Learning Time. Washington, DC: U.S. Government Printing Office; 2015 Nov. Report No.: GAO-16-141.

Theses and dissertations

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

Doctoral dissertation
Cannon MP. Cenozoic kinematics of the Little Pine fault, Santa Maria Basin, California [Doctoral dissertation]. [Long Beach, CA]: California State University, Long Beach; 2013.

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
Hollander S. Jersey City Show Features a Twist. New York Times. 2002 Sep 29;89.

In-text citations

References should be cited in the text by sequential numbers in superscript:

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 titleRevista Portuguesa de Cardiologia
ISSN (print)2174-2049

Other styles