@Article{atzmueller2014ubicon,
  author = {Atzmueller, Martin and Becker, Martin and Kibanov, Mark and Scholz, Christoph and Doerfel, Stephan and Hotho, Andreas and Macek, Bjoern-Elmar and Mitzlaff, Folke and Mueller, Juergen and Stumme, Gerd},
  title  = {Ubicon and its Applications for Ubiquitous Social Computing},
  journal = {New Review of Hypermedia and Multimedia},
  year   = {2014},
  number = {1},
  url    = {http://www.tandfonline.com/doi/abs/10.1080/13614568.2013.873488},
  doi = {10.1080/13614568.2013.873488},
  const  = {\ text}
}
@Inproceedings{mueller-2012,
  author = {Atzmueller, Martin and Becker, Martin and Doerfel, Stephan and Kibanov, Mark and Hotho, Andreas and Macek, Björn-Elmar and Mitzlaff, Folke and Mueller, Juergen and Scholz, Christoph and Stumme, Gerd},
  title  = {Ubicon: Observing Social and Physical Activities},

  year   = {2012},
  number = {},
  url    = {},

  const  = {\ text}
}