@INBOOK{Beigl2005,
  pages = {52-61},
  title = {Ubiquitous Computing},
  publisher = {Birkh�user Verlag},
  year = {2005},
  editor = {In Disappearing Architecture, Georg Flachbard, Peter Weibel},
  author = {Michael Beigl},
  ibrauthors = {beigl},
  ibrgroups = {dus}
}