Gilbert Babin Peter G. Kropf Michael Weiss E-Technologies: Innovation in an Open World, 4th International Conference, MCETECH 2009, Ottawa, Canada, May 4-6, 2009. Proceedings 26 http://dx.doi.org/10.1007/978-3-642-01187-0 2009 978-3-642-01186-3 MCETECH Lecture Notes in Business Information Processing Springer db/conf/mcetech/mcetech2009.html