@unpublished{TUW-203835, author = {Hofreiter, Birgit and Naujok, Klaus-Dieter and Huemer, Christian}, title = {Business Collaboration Framework: Interoperability on Top of Web Services}, year = {2004}, note = {Vortrag: Proceedings for the Final Conference of the EU 5. Rahmenprogramm-Project FOODTRACE, EU; 2004-01-01} }