BAIM-Information for People with Reduced Mobility in the Field of Public Transport. - Christian Bühler; Helmut Heck; Dirk Sischka; Josef Becker (ICCHP, 2006)

How to Inform People with Reduced Mobility about Public Transport. - Christian Bühler; Helmut Heck; Josef Becker (ICCHP, 2008)

User Feed-Back in the Development of an Information System for Public Transport. - Christian Bühler; Helmut Heck; Christian Radek; Rainer Wallbruch; Josef Becker; Claudia Bohner-Degrell (ICCHP (1), 2010)