B. Rüger:
"Platform-based devices for accessible railway boarding";
Talk: Railway Terminal World Design and Technology Conference 2011, Kopenhagen; 2011-03-29 - 2011-03-30; in: "Railway Terminal World", (2011).
http://publik.tuwien.ac.at/files/PubDat_202439.pdf
Project Head Norbert Ostermann:
Öffentlicher Verkehr - Barrierefreiheit für alle