diff --git a/index.mdwn b/index.mdwn index 1e9c34c38c3de1fe80441a20ccac187fa8f6e927..2be5738e1e10d34b60d1f1321ec4e4b5f6263f40 100644 --- a/index.mdwn +++ b/index.mdwn @@ -8,5 +8,6 @@ copyleft licensing. The primary project currently on this site is the ## What Is Copyleft? Here are a few sources to read generally what copyleft is: + * [Richard M. Stallman's essay on copyleft at gnu.org](https://www.gnu.org/copyleft/) * [The Wikipedia entry on Copyleft](http://en.wikipedia.org/wiki/Copyleft)