How to format your references using the Hellenic Journal of Cardiology citation style

This is a short guide how to format citations and the bibliography in a manuscript for Hellenic Journal of Cardiology. 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
Armbrust EV. Microbiology. Taking the pulse of ocean microbes. Science. 2014;345(6193):134-135.
A journal article with 2 authors
Reches Z, Lockner DA. Fault weakening and earthquake instability by powder lubrication. Nature. 2010;467(7314):452-455.
A journal article with 3 authors
Clanet C, Hersen F, Bocquet L. Secrets of successful stone-skipping. Nature. 2004;427(6969):29.
A journal article with 7 or more authors
Sharma J, Dragoi V, Tenenbaum JB, Miller EK, Sur M. V1 neurons signal acquisition of an internal representation of stimulus location. Science. 2003;300(5626):1758-1763.

Books and book chapters

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

An authored book
Kay R. Statistical Thinking for Non-Statisticians in Drug Regulation. John Wiley & Sons, Ltd; 2014.
An edited book
Friemel TN, ed. Why Context Matters: Applications of Social Network Analysis. VS Verlag für Sozialwissenschaften; 2008.
A chapter in an edited book
Hajek AE, Tobin PC. North American Eradications of Asian and European Gypsy Moth. In: Hajek AE, Glare TR, O’Callaghan M, eds. Use of Microbes for Control and Eradication of Invasive Arthropods. Springer Netherlands; 2009:71-89.

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 Hellenic Journal of Cardiology.

Blog post
Andrew E. Judge Rules In Favour Of Father Who Wants To Vaccinate His Children. IFLScience. Published April 7, 2014. Accessed October 30, 2018.


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. DOD Automated Systems Security Programs. U.S. Government Printing Office; 1979.

Theses and dissertations

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

Doctoral dissertation
Kotamreddy A. Design and Simulation of 16 Psk Super Regenerative Receiver. Doctoral dissertation. California State University, Long Beach; 2017.

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
Hodara S. Making All the World Their Stage. New York Times. November 22, 2015:WE9.

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 titleHellenic Journal of Cardiology
AbbreviationHellenic J. Cardiol.
ISSN (print)1109-9666
ScopeCardiology and Cardiovascular Medicine

Other styles