Pertti Raatikainen Sami Raatikainen An Interworking Call Control Solution for a Multidiscipline Switch. 98-107 http://link.springer.de/link/service/series/0558/bibs/1815/18150098.htm 2000 conf/networking/2000 NETWORKING db/conf/networking/networking2000.html#RaatikainenR00