Klein, N., Sigg, S., David, K. & Beigl, M. (2010). DAG Based Context Reasoning: Optimised DAG Creation. Proceedings of Workshop on Context-Systems Design, Evaluation and Optimisation. ARCS 2010 - Architecture of Computing Systems, Hannover, Germany.

Klein, B. N., Lau, S. L., Pirali, A., Löffler, T. & David, K. (2008). DAGR - DAG Based Context Reasoning: An Architecture for Context Aware Applications. ASWN '08: Proceedings of the 2008 Eighth International Workshop on Applications and Services in Wireless Networks (p./pp. 20--25), Washington, DC, USA: IEEE Computer Society. ISBN: 978-0-7695-3389-6