@article{TUW-141641, author = {Berger, Helmut and Dittenbach, Michael and Merkl, Wolfdieter and Bogdanovych, Anton and Simoff, Simeon and Sierra, Carles}, title = {Opening new dimensions for e-tourism}, journal = {Virtual Reality}, year = {2007}, volume = {11}, number = {2-3}, pages = {75--87}, doi = {10.1007/s10055-006-0057-z}, keywords = {e-tourism, virtual environment, multi-agent system} }