Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/ Source: http://www.cups-pdf.de License: GPL-2+ On Debian systems, the complete text of the GNU General Public License can be found in . Files: * Copyright: © 2003-2017 Volker Christian Behr License: GPL-2+ Files: debian/* Copyright: © 2004-2017 Martin-Éric Racine © 2009,2011 Till Kamppeter License: GPL-2+