S. Lempert, and A. Pflaum. MMS 2011: Mobile und ubiquitäre Informationssysteme, Kaiserslautern, volume P-185 of GI Edition: Lecture Notes in Informatics (LNI) -- Proceedings, page 53--66. Bonn, Gesellschaft für Informatik, (2011)
A. Dabholkar, and A. Gokhale. ICDCS '09 Workshops: Proceedings of the 29th IEEE International Conference on Distributed Computing Systems Workshops, Montreal, Canada, page 73-79. (2009)