Cellosaurus on Twitter: "We changed the licence of the Cellosaurus from the Creative Commons Attribution-NoDerivatives 4.0 International licence to the Attribution 4.0 International (CC BY 4.0) licence which is conformant with the "
Creative Commons — Attribution 4.0 International — CC BY 4.0
Module 5: Creative Commons Licenses – Open Washington: Open Educational Resources Network
Creative Commons Licenses
Launch of the new Version 4.0 of Creative Commons licenses | SciELO in Perspective