@inproceedings{voigtmann2011a,
  address = {Seattle, USA.},
  author = {Voigtmann, Christian and Lau, Sian Lun and David, Klaus},
  booktitle = {2011 IEEE International Conference on Pervasive Computing and Communications Workshops (PERCOM Workshops)},
  interhash = {458f9e64c984aa4a88355169febfa08e},
  intrahash = {b2cf800a5485bec8b65164924f5e1b56},
  month = {March 21-25},
  pages = {403-408},
  publisher = {IEEE},
  title = {An Approach to Collaborative Context Prediction},
  year = 2011
}

@incollection{lau2011_aac,
  author = {Lau, Sian Lun and David, Klaus},
  booktitle = {Assistive and Augmentive Communication for the Disabled: Intelligent Technologies for Communication, Learning and Teaching},
  chapter = 6,
  editor = {Theng, Lau Bee},
  interhash = {5201fe2cfa5396fa8fb855011a1bed08},
  intrahash = {711bc44e01889f0b456431772581a9af},
  month = may,
  pages = {159-192},
  publisher = {IGI Global},
  title = {Enabling Context Aware Services in the Area of AAC},
  url = {http://www.igi-global.com/bookstore/titledetails.aspx?titleid=47433&detailstype=description},
  year = 2011
}