Lau, Sian Lun, Klein, Niklas, Pirali, Andreas, König, Immanuel and David, Klaus. "Implementation of a User-Centric Context-Aware Playground." Paper presented at the meeting of the Workshops der Wissenschaftlichen Konferenz Kommunikation in Verteilten Systemen 2009 (WowKiVS 2009), 2009.