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. Ubicon and its Applications for Ubiquitous Social Computing. In New Review of Hypermedia and Multimedia, (20) 1: 53--77, Year 2014.