Tarik Taleb Andreas Kunz Stefan Schmid 0002 Dario Bottazzi Call-Handling by an IMS-HNB Based Interactive eDoorbell. 1-6 2010 WCNC https://doi.org/10.1109/WCNC.2010.5506283 conf/wcnc/2010 db/conf/wcnc/wcnc2010.html#TalebKSB10