Thierry Priol Marco Vanneschi Towards Next Generation Grids, Proceedings of the CoreGRID Symposium 2007, August 27-28, Rennes, France CoreGRID http://dx.doi.org/10.1007/978-0-387-72498-0 2007 978-0-387-72497-3 Springer db/conf/coregrid/coregrid2007.html