@article{2007-Bommel-MarketInformation
  author        = {Vrieze, P.T. de and Bommel, P. van and Weide, Th.P. van der},
  title         = {A method for incorporating User Modelling},
  journal       = {Journal of Digital Information Management},
  volume        = {4},
  number        = {2},
  month         = {June},
  year          = {2006},
  pages         = {135-140}
}