README: add reference
authorAlex Schroeder <alex@gnu.org>
Thu, 15 Aug 2019 10:34:35 +0000 (12:34 +0200)
committerAlex Schroeder <alex@gnu.org>
Thu, 15 Aug 2019 10:34:35 +0000 (12:34 +0200)
commit1f5851586446eae8c49f693ae7a33fcbeb7db8f0
tree6e692e22a8c3736059f490109a0a41a922467c8e
parentb529c007dec2b611adf8bf7e66d3f90bdfcda60d
README: add reference
README.md