Information and communication technologies in tourism 2003 : proceedings of the international conference in Helsinki, Finland, 2003. : 10th ENTER research conference : ENTER 2003 : 10th international conference on information and communication technologies in travel and tourism : Jan 2003, Helsinki, Finland. (Springer Computer Science)
Information and communication technologies in tourism 2003 : proceedings of the international conference in Helsinki, Finland, 2003. : 10th ENTER research conference : ENTER 2003 : 10th international conference on information and communication technologies in travel and tourism : Jan 2003, Helsinki, Finland.