Publications
Tjoa, A., Werthner, H. (2004) Electronic markets and tourism, Springer-Verlag, Digital Economy - Anspruch und Wirklichkeit.
Leewattanakit, W., Ashari, A., Tjoa, A., Werthner, H. (2001) Use of New Standards for eCommerce Solution in the Tourism Domain: Destination ASEAN Region, Springer Verlag, Proceedings of ENTER Conference 2001.