Source: http://asap.ahabs.wisc.edu/software/software-development-libraries/libmems.html

Files: debian/*
Copyright: © 2008, Andreas Tille <tille@debian.org>
License: GPL-2+
 This package is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.

Files: *
Copyright: © 2003, 2004, 2005, 2006, 2007, Aaron Darling -- darling@cs.wisc.edu

License: GPL-2
 This package is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation version 2 of the License.

On Debian systems, the complete text of the licenses can be found in:
GPL-2 - `/usr/share/common-licenses/GPL-2'