Leung, Yuen Wai2006-07-282006-07-2820012001http://hdl.handle.net/10012/632application/pdf8048722 bytesapplication/pdfenCopyright: 2001, Leung, Yuen Wai. All rights reserved.Harvested from Collections CanadaTowards a generic approach to providing proactive task supportDoctoral Thesis