Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/ Upstream-Name: s2 Upstream-Contact: Edzer Pebesma Source: https://cran.r-project.org/package=s2 Files: * Copyright: 2015-2020 Dewey Dunnington, Edzer Pebesma, Ege Rubak, License: Apache-2.0 Files: configure Copyright: 2020 Jeroen Ooms License: Apache-2.0 Files: src/s2/* Copyright: 2009-2019 Google, Inc. (Original s2geometry.io source code) License: Apache-2.0 Files: src/absl/* Copyright: 2017 The Abseil Authors License: Apache-2.0 Files: debian/* Copyright: 2020 Andreas Tille License: Apache-2.0 License: Apache-2.0 On Debian systems you can find the full text of the Apache License at /usr/share/common-licenses/Apache-2.0.