A Virtual Travel Agent System for M-Tourism with Semantic Web Service Based Design and Implementation. - Yves T. F. Yueh; Dickson K. W. Chiu; Ho-fung Leung; Patrick C. K. Hung (AINA, 2007)

Towards ubiquitous tourist service coordination and process integration: A collaborative travel agent system architecture with semantic web services. - Dickson K. W. Chiu; Yves T. F. Yueh; Ho-fung Leung; Patrick C. K. Hung (Inf. Syst. Frontiers, 2009)