Guiran Chang Chuan Zhu Matthew Y. Ma Weiguo Zhu Jingbo Zhu Implementing a SIP-based Device Communication Middleware for OSGi Framework with Extension to Wireless Networks. 603-310 2006 conf/imsccs/2006-2 IMSCCS (2) http://doi.ieeecomputersociety.org/10.1109/IMSCCS.2006.234 db/conf/imsccs/imsccs2006-2.html#ChangZMZZ06