Martin Atzmueller, Martin Becker, Mark Kibanov, Christoph Scholz, Stephan Doerfel, Andreas Hotho, Bjoern-Elmar Macek, Folke Mitzlaff, Juergen Mueller, und Gerd Stumme. Ubicon and its Applications for Ubiquitous Social Computing. New Review of Hypermedia and Multimedia, (1)20:53--77, März 2014. [PUMA: 2014 applications computing myown social ubicon ubiquitous] URL