Intelligent tutoring systems 9th International Conference, ITS 2008, Montreal, Canada, June 23–27, 2008 : proceedings /

by International Conference on Intelligent Tutoring Systems, Woolf, Beverly Park.
Published c2008

Intelligent tutoring systems 11th International Conference, ITS 2012, Chania, Crete, Greece, June 14-18, 2012. Proceedings /

by International Conference on Intelligent Tutoring Systems, Cerri, Stefano A.