@inproceedings{DBLP:conf/dagstuhl/Konig-RiesLMMOPSTV04,
  author    = {Birgitta K{\"o}nig-Ries and
               Franz Lehner and
               Rainer Malaka and
               Florian Matthes and
               Philipp Obreiter and
               Key Pousttchi and
               Frank Seliger and
               Klaus Turowski and
               Jari Veijalainen},
  title     = {04441 Working Group - Business Models},
  booktitle = {Mobile Information Management},
  year      = {2004},
  ee        = {http://drops.dagstuhl.de/opus/volltexte/2005/169},
  crossref  = {DBLP:conf/dagstuhl/2004P4441},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/dagstuhl/2004P4441,
  editor    = {Margaret H. Dunham and
               Birgitta K{\"o}nig-Ries and
               Evaggelia Pitoura and
               Peter L. Reiher and
               Can T{\"u}rker},
  title     = {Mobile Information Management, 24.-29. October 2004},
  booktitle = {Mobile Information Management},
  publisher = {IBFI, Schloss Dagstuhl, Germany},
  series    = {Dagstuhl Seminar Proceedings},
  volume    = {04441},
  year      = {2005},
  ee        = {http://drops.dagstuhl.de/portals/04441/},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}