@incollection{TUW-140152, author = {Werthner, Hannes and Stock, O. and Zancanaro, M.}, title = {Futuring Travel Destination Recommendation Systems}, booktitle = {Destination Recommendation Systems: Behavioral Foundations and Applications}, year = {2006}, editor = {Fesenmaier, Daniel and Werthner, Hannes and W{\"o}ber, Karl}, publisher = {CAB International}, address = {London}, isbn = {0851990231} }