@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
}