Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/ Upstream-Name: mapdata Upstream-Contact: Alex Deckmyn Source: https://cran.r-project.org/package=mapdata Files: * Copyright: 1996-2016 Original S code by Richard A. Becker and Allan R. Wilks. R version by Ray Brownrigg . License: GPL-2 Files: debian/* Copyright: 2004-2016 Chris Lawrence 2018 Andreas Tille License: GPL-2 License: GPL-2 On Debian systems, the GPL is included in the file /usr/share/common-licenses/GPL-2.