A. K. Aggarwal Harbhajan Kehal Morgan Jennings Pekka Makkonen Liliane Esnault Minnie Yi-Miin Yen Paul Darbyshire Web-based education diffusion across disciplines and boundaries. 1219 2000 conf/irma/2000 IRMA Conference db/conf/irma/irma2000.html#AggarwalKJMEYD00