How to format your references using the Hydrogeology Journal citation style

This is a short guide how to format citations and the bibliography in a manuscript for Hydrogeology Journal. 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.
EndNoteDownload the output style file
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
Cohen J (2014) Breakdown + Breakdown runners-up. Science 346:1450–1451
A journal article with 2 authors
Chouard T, Venema L (2015) Machine intelligence. Nature 521:435
A journal article with 3 authors
Bakshy E, Messing S, Adamic LA (2015) Political science. Exposure to ideologically diverse news and opinion on Facebook. Science 348:1130–1132
A journal article with 5 or more authors
Ross JM, Coppotelli G, Hoffer BJ, Olson L (2014) Maternally transmitted mitochondrial DNA mutations can reduce lifespan. Sci Rep 4:6569

Books and book chapters

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

An authored book
Morocco CC, Aguilar CM, Bershad C, et al (2008) Supported Literacy for Adolescents. Jossey-Bass, San Francisco, CA, USA
An edited book
Bart H (2010) A State Space Approach to Canonical Factorization with Applications. Birkhäuser, Basel
A chapter in an edited book
Sparrow JR (2012) Bisretinoid Lipofuscin in the Retinal Pigment Epithelium: Oxidative Processes and Disease Implications. In: Stratton RD, Hauswirth WW, Gardner TW (eds) Studies on Retinal and Choroidal Disorders. Humana Press, Totowa, NJ, pp 95–111

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 Hydrogeology Journal.

Blog post
Andrew E (2014) Aging Brains Aren’t Necessarily Declining Brains. In: IFLScience. Accessed 30 Oct 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 (1996) Motor Vehicle Safety: Comprehensive State Programs Offer Best Opportunity for Increasing Use of Safety Belts. U.S. Government Printing Office, Washington, DC

Theses and dissertations

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

Doctoral dissertation
Coleman JM (2012) Classroom management: Whose responsibility is it? Doctoral dissertation, California State University, Long Beach

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
Marx L (2011) Amanda Pekoe and Christopher Lueck. New York Times ST13

In-text citations

References should be cited in the text by name and year in parentheses:

This sentence cites one reference (Cohen 2014).
This sentence cites two references (Cohen 2014; Chouard and Venema 2015).

Here are examples of in-text citations with multiple authors:

  • Two authors: (Chouard and Venema 2015)
  • Three or more authors: (Ross et al. 2014)

About the journal

Full journal titleHydrogeology Journal
AbbreviationHydrogeol. J.
ISSN (print)1431-2174
ISSN (online)1435-0157
ScopeEarth and Planetary Sciences (miscellaneous)
Water Science and Technology

Other styles