@article{DBLP:journals/presence/GabrielliHRSS02,
  author    = {Silvia Gabrielli and
               Eric Harris and
               Yvonne Rogers and
               Michael Scaife and
               Hilary Smith},
  title     = {A Conceptual Framework for Mixed Reality Environments: Designing
               Novel Learning Activities for Young Children},
  journal   = {Presence},
  volume    = {11},
  number    = {6},
  year      = {2002},
  pages     = {677-687},
  ee        = {http://dx.doi.org/10.1162/105474602321050776},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}