Klein, Bernd Niklas, Lau, Sian Lun, Pirali, Andreas, Löffler, Tino and David, Klaus. "DAGR - DAG Based Context Reasoning: An Architecture for Context Aware Applications." Paper presented at the meeting of the ASWN '08: Proceedings of the 2008 Eighth International Workshop on Applications and Services in Wireless Networks, Washington, DC, USA, 2008.

Klein, Niklas, Sigg, Stephan, David, Klaus and Beigl, Michael. "DAG Based Context Reasoning: Optimised DAG Creation." Paper presented at the meeting of the Proceedings of Workshop on Context-Systems Design, Evaluation and Optimisation. ARCS 2010 - Architecture of Computing Systems, Hannover, Germany, 2010.