How to format your references using the Proceedings of the National Academy of Sciences, India Section A: Physical Sciences citation style

This is a short guide how to format citations and the bibliography in a manuscript for Proceedings of the National Academy of Sciences, India Section A: Physical Sciences (Proc. Natl. Acad. Sci., India, Sect. A Phys. Sci.). 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
Berry DA (2008) The science of doping. Nature 454:692–693
A journal article with 2 authors
Dauphas N, Kasting JF (2011) Low pCO2 in the pore water, not in the Archean air. Nature 474:E2-3; discussion E4-5
A journal article with 3 authors
Șenbabaoğlu Y, Michailidis G, Li JZ (2014) Critical limitations of consensus clustering in class discovery. Sci Rep 4:6207
A journal article with 5 or more authors
Li J, Chen Q, Long L-J, et al (2014) Bacterial dynamics within the mucus, tissue and skeleton of the coral Porites lutea during different seasons. Sci Rep 4:7320

Books and book chapters

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

An authored book
Ganda KM (2013) Dentist’s Guide to Medical Conditions, Medications, and Complications. John Wiley & Sons, Ltd, Chichester, UK
An edited book
Ehrenfreund P, Irvine W, Owen T, et al (2005) Astrobiology: Future Perspectives. Springer Netherlands, Dordrecht
A chapter in an edited book
Altun K, Barshan B (2010) Human Activity Recognition Using Inertial/Magnetic Sensor Units. In: Salah AA, Gevers T, Sebe N, Vinciarelli A (eds) Human Behavior Understanding: First International Workshop, HBU 2010, Istanbul, Turkey, August 22, 2010. Proceedings. Springer, Berlin, Heidelberg, pp 38–51

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 Proceedings of the National Academy of Sciences, India Section A: Physical Sciences.

Blog post
Felton J (2017) US Police Are Less Respectful Towards Black Citizens, Body Cam Footage Analysis Reveals. 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 (1994) Tax Systems Modernization: Status of Planning and Technical Foundation. 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
Monforton C (2008) Evaluation of the impact of a mandatory safety training regulation on occupational injury and fatality rates among U.S. stone, sand and gravel miners. Doctoral dissertation, George Washington University

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
Walsh MW, Hurdle J (2013) Harrisburg Sees Path to Restructuring Debts Without Bankruptcy Filing. New York Times A12

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 titleProceedings of the National Academy of Sciences, India Section A: Physical Sciences
AbbreviationProc. Nat. Acad. Sci. India Sect. A
ISSN (print)0369-8203
ISSN (online)2250-1762
ScopeGeneral Physics and Astronomy

Other styles