Winnips, Koos and Collis, Betty (2004) Learning productivity: A case analysis of the "eBOSNO" course for manager teams. British Journal of Educational Technology, 35 (4). pp. 443-460. ISSN 0007-1013
Collis, Betty and Winnips, Koos (2002) Two scenarios for productive learning environments in the workplace. British Journal of Educational Technology, 33 (2). pp. 133-148. ISSN 0007-1013
Winnips, J.C. and Collis, B.A. and Moonen, J.C.M.M. (2000) Implementing a "Scaffolding by Design" model in a WWW-based course: Considering costs and benefit. In: IED-MEDIA 2000: World Conference on Educational Multimedia, Hypermedia & Telecommunications. , Charlottesville, VA: AACE, pp. 1147-1152. ISBN 9781880094402
Winnips, Koos and Moonen, Jef and Collis, Betty (2000) Structured support versus learner choise via the World Wide Web (WWW): Where is the payoff? Journal of Interactive Learning Research, 11 (2). pp. 131-162. ISSN 1093-023X
Collis, Betty and Mcnaughton, Catherine and Oliver, Ron and Winnips, Koos (1999) Scaffolding: Applications to learning in technology-supported environments. In: World Conference on Educational Multimedia, Hypermedia and Telecommunications, ED-MEDIA '99, June 19-24, 1999, Seattle, Washington, USA (pp. pp. 1826-1831).