X. Qi, Q. Yang, D. Nguyen, and G. Zhou. Proceedings of the 2013 ACM Conference on Pervasive and Ubiquitous Computing Adjunct Publication, page 111--114. New York, NY, USA, ACM, (2013)
O. Drogehorn, S. Haseloff, T. Loeffler, W. Dargie, S. Lau, and K. David. Intelligent Sensors, Sensor Networks and Information Processing Conference, 2005. Proceedings of the 2005 International Conference on, page 211 - 216. (2005)
O. Coutand, S. Lau, and K. David. GI/ITG KuVS Fachgespräch Selbstorganisierende, Adaptive, Kontextsensitive verteilte Systeme (SAKS), Kassel, Germany, (March 2006)
N. Brgulja, R. Kusber, K. David, and M. Baumgarten. 2009 IEEE International Conference on Pervasive Intelligence and Computing (PICom 09), page 246-253. Chengdu, China, (December 2009)