Ioannis Ignatiadis Jonathan Briggs Adomas Svirskas Kostas Bougiouklis Adamantios Koumpis Introducing A Collaborative Business Model For European Erp Value Chains Of Smes. 505-512 2007 conf/ifip5-5/2007 Virtual Enterprises and Collaborative Networks http://dx.doi.org/10.1007/978-0-387-73798-0_54 db/conf/ifip5-5/ifip5-5-2007.html#IgnatiadisBSBK07