Useful for computer parsed metadata and code but not so much for display purposes since it doesn't correspond to what CC themselves use https://creativecommons.org/licenses/by-sa/3.0/

------
André Costa
GLAM-tekniker
Wikimedia Sverige

On 16 Sep 2014 12:18, "Federico Leva (Nemo)" <nemowiki@gmail.com> wrote:
André Costa, 16/09/2014 09:22:
> If it is ok to be picky. The license abbreviation should be CC BY-SA 3.0
> (i.e. no dash between CC and BY)

Depends on context though. MediaWiki code uses this standard:
https://spdx.org/licenses/

Nemo

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