M. Missikoff, H. Werthner, W. Höpken, M. DellŽErba, O. Fodor, A. Formica, F. Taglino:
"HARMONISE: Towards Interoperability in the Tourism Domain";
Talk: ENTER Conference 2003, Helsinki, Finnland; 2003; in: "Proceedings of ENTER Conference 2003", Springer Verlag, (2003).