The bibliography should be placed at the end of the article in alphabetical order, with a maximum of 25 references and no more than 3 by the author. The citation system will follow the CHICAGO-DEUSTO system, with a choice between the Notes and bibliography system or the Author-Date system, although the latter is recommended as it leaves the text cleaner. Here the abbreviated system: (http://www.deusto-publicaciones.es/deusto/pdfs/otraspub/otraspub07.pdf). The complete system should be requested if the abbreviated system does not cover the doubts about citation.

It is important that the article follows this citation method.