Verdonschot, S. & Kessels, J.W.M. (2008). The prescriptive quality of 11 design principles for knowledge productivity. Lille: International HRD Conference

Verdonschot, S. & Kessels, J.W.M. (2008). The prescriptive quality of 11 design principles for knowledge productivity. Lille: International HRD Conference (Publication)

Kwakman, K. & Kessels, J. (2004). Designing learning in the workplace. The British Journal of Occupational Learning. 2 (1) 17-28. (ISSN 1479-2613) (Publication)