Newsroom
February 10, 2015
Travelbook.de
February 04, 2015
DerStandard.at
January 28, 2015
Nzz.ch
January 22, 2015
Sparwelt.de
January 21, 2015
DMM Mobilitätsmanager.de
January 13, 2015
Come-on.de
December 17, 2014
TZ.de
December 16, 2014
Welt.de
December 03, 2014
Morgenpost.de
November 27, 2014
N24.de (dpa)