Appropriate Creative Commons license
Creative Commons is a non-profit organization that offers four basic types of licenses that specify the terms of use of works. Researchers can publish the work in electronic form and protect it with one of the Creative Commons licenses without the additional intervention of lawyers.
- CC0 Public Domain
- CC BY Attribution
- CC BY-SA Attribution-ShareAlike
- CC BY-ND Attribution-NoDerivs
- CC BY-NC Attribution-NonCommercial
- CC BY-NC-SA Attribution-NonCommercial-ShareAlike
- CC BY-NC-ND Attribution-NonCommercial-NoDerivs
Copyright licenses consistent with open science principles are CC BY, CC BY-SA or equivalent. For monographs, authors may also use CC BY-NC, CC BY-ND or equivalent. Metadata must be publicly available under a CC0 or CC BY license. When research data and other research results are subject to copyright, authors may use CC BY or CC BY-SA.