HolzHR07'

@article{DBLP:journals/ijprai/HolzHR07,
  author    = {Hilary J. Holz and
               Katja Hofmann and
               Catherine Reed},
  title     = {Unobtrusive User Modeling for Adaptive Hypermedia},
  journal   = {IJPRAI},
  volume    = {21},
  number    = {2},
  year      = {2007},
  pages     = {225-244},
  ee        = {http://dx.doi.org/10.1142/S0218001407005430},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}