clarify license

1 files changed, 24 insertions, 0 deletions

diff --git a/exercisesheets.tex b/exercisesheets.tex
index 072f2a4..cf1e795 100644
--- a/exercisesheets.tex
+++ b/exercisesheets.tex
@@ -1,3 +1,19 @@
+%% exercisesheets.tex
+%% Copyright 2008-2017 Sebastian Kuhnert, Frank Fuhlbrück
+%
+% This work may be distributed and/or modified under the conditions
+% of the LaTeX Project Public License, either version 1.3c of this
+% license or (at your option) any later version. The latest version
+% of this license is in http://www.latex-project.org/lppl.txt and
+% version 1.3c or later is part of all distributions of LaTeX
+% version 2005/12/01 or later.
+%
+% This work has the LPPL maintenance status `maintained'.
+%
+% The Current Maintainer of this work is Sebastian Kuhnert.
+%
+% This work consists of the files listed in README.
+
 \documentclass[DIV12,BCOR0mm]{scrartcl}
 
 \usepackage{arev}
@@ -54,6 +70,14 @@ The \exsh package provides a way to typeset exercise sheets as used in
 university courses. It evolved from a set of macros an environments that were
 finally combined into this package.
 
+\subsection{Licence}
+Copyright \textcopyright{} 2008--2017 Sebastian Kuhnert and Frank Fuhlbrück.
+Permission is granted to copy, distribute and/or modify this software under the
+terms of the \LaTeX{} Project Public Licence, version 1.3c or later. This
+package is maintained, the Current Maintainer is Sebastian
+Kuhnert\footnote{\href{mailto:mail@sebastian-kuhnert.de}{mail@sebastian-kuhnert.de}}.
+
+
 \section{Related Classes and Packages}
 
 \subsection{Packages with Similar Functionality}