Lill Kristiansen Mobility and Intelligence in Telecom: How and Where to Handle It? 54-69 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3283&spage=54 2004 conf/intellcomm/2004 INTELLCOMM db/conf/intellcomm/intellcomm2004.html#Kristiansen04