Software Services for e-Business and e-Society : 9th IFIP WG 6.1 Conference on e-Business, e-Services and e-Society, I3E 2009, Nancy, France, September 23-25, 2009, Proceedings - Claude Godart, Norbert Gronau, Sushil Sharma, Gérôme Canals ((IFIP Advances in Information and Communication Technology))