debian/copyright

 Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: gral
-Source: <url://example.com>
+Source: https://github.com/eseifert/gral
 
 Files: *
-Copyright: <years> <put author's name and email here>
-           <years> <likewise for another author>
-License: GPL-3+ or LGPL-3
+Copyright: 2009-2019 Erich Seifert and Michael Seifert
+License: LGPL-3+
 
 Files: debian/*
 Copyright: 2019 Andrius Merkys <merkys@debian.org>
-License: GPL-3+ or LGPL-3
+License: LGPL-3+
 
-License: GPL-3+
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
+License: LGPL-3+
+ GRAL is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
  .
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- GNU General Public License for more details.
- .
- You should have received a copy of the GNU General Public License
- along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-License: LGPL-3
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License version 3
- as published by the Free Software Foundation.
- .
- This program is distributed in the hope that it will be useful,
+ GRAL is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU Lesser General Public License for more details.
  .
- On Debian systems, the complete text of the GNU Lesser General Public
- License version 3 can be found in /usr/share/common-licenses/LGPL-3.
+ You should have received a copy of the GNU Lesser General Public License
+ along with GRAL.  If not, see <http://www.gnu.org/licenses/>.