Contributions to Books:

H. Werthner, S. Klein:
"Innovation in tourism enabled by ICT";
in: "Innovation and Product Development in Tourism", B. Walder, K. Weiermair, A. Sancho-Perez (ed.); Erich Schmidt Verlag, Berlin, 2006, ISBN: 3503090797.

Online library catalogue of the TU Vienna:

Created from the Publication Database of the Vienna University of Technology.