Hakima Chaouchi Ivan Armuelles Voinov Ivan Ganchev Máirtín O'Droma Nino Kubinidze Signalling analysis in integrated 4G networks. 59-78 2006 16 Int. Journal of Network Management 1 http://dx.doi.org/10.1002/nem.589 db/journals/ijnm/ijnm16.html#ChaouchiVGOK06