Roberto Acerbis Aldo Bongio Marco Brambilla Stefano Butti Stefano Ceri Piero Fraternali Web Applications Design and Development with WebML and WebRatio 5.0. 392-411 2008 TOOLS (46) http://dx.doi.org/10.1007/978-3-540-69824-1_22 conf/tools/46-2008 db/conf/tools/tools46-2008.html#AcerbisBBBCF08