diff --git a/CepGen/README b/CepGen/README
index 5449265..7a8164b 100644
--- a/CepGen/README
+++ b/CepGen/README
@@ -1,24 +1,26 @@
                        ______           ______
                       / ____/__  ____  / ____/__  ____
                      / /   / _ \/ __ \/ / __/ _ \/ __ \
                     / /___/  __/ /_/ / /_/ /  __/ / / /
                     \____/\___/ .___/\____/\___/_/ /_/
- Copyright (c)               /_/
-             1976  J. Vermaseren (LPAIR matrix element) (*)
-        2014-2018  L. Forthomme <laurent.forthomme@cern.ch>
+                             /_/
+ Copyright (c) 1976  J. Vermaseren (LPAIR matrix element) (*)
+          2014-2018  L. Forthomme <laurent.forthomme@cern.ch>
+
+ Please use arXiv:1808.06059 [hep-ph] for citations.
 
  This program 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 3 of the License, or any later
  version.
 
  This program is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  for more details.
 
  You should have received a copy of the GNU General Public License along
  with this program.  If not, see <http://www.gnu.org/licenses/>.
 
- (*) with contributions from the ZEUS offline group, M. GVH, D. Bocian,
-   O. Duenger, N. Schul, and others.
+ (*) with contributions from:
+ the ZEUS offline group, M. GVH, D. Bocian, O. Duenger, N. Schul, and others.