The European Association of Science Editors (EASE) is an international community of individuals and associations from diverse backgrounds, linguistic traditions and professional experiences in science communication and editing.

How to determine who should be an author of a paper?

This module describes guidelines for determining authorship in scientific writing. It presents a workable procedure for determining authorship that authors can follow during the preparation and publication of an article.

Publishing Addiction Science Chapter 8
Coin of the realm: practical procedures for determining authorship

See also the EASE Guidelines for Authors and Translators