0 Peter Dolog Milos Kravcik Alexandra Cristea Daniel Burgos Paul de Bra Stefano Ceri Vladan Devedic Geert-Jan Houben Paul Librecht Maristella Matera Erica Melis Wolfgang Nejdl Marcus Specht Craig Stewart David Smits Natasha Stash Colin Tatte 2007 Specification, Authoring, and Prototyping of Personalized Workplace Learning Solutions International Journal of Learning Technology 3 286–308 oct http://www.inderscience.com/search/index.php?action=record&rec_id=15447&prevQuery=&ps=10&m=or