@inproceedings{impromptu,
  author        = "Michael Beigl and Tobias Zimmer and Albert Krohn and Christian Decker and Philip Robinson",
  title         = "{Creating Ad-hoc Pervasive Computing Environments}",
  booktitle     = "Pervasive 2004 Advances in Pervasive Computing",
  pages		= "377-381",
  address       = "Vienna, Austria",
  month         = apr,
  year          = "2004"
};