Werner Kurschl Stefan Mitsch Johannes Schönböck An Engineering Toolbox to Build Situation Aware Ambient Assisted Living Systems. 110-116 2008 BroadCom http://doi.ieeecomputersociety.org/10.1109/BROADCOM.2008.36 conf/broadcom/2008 db/conf/broadcom/broadcom2008.html#KurschlMS08