Analysis of Session Establishment Signaling Delay in IP Multimedia Subsystem. - Melvi Ulvan; Robert Bestak (WMNC/PWC, 2009)

The study of handover procedure in LTE-based femtocell network. - Ardian Ulvan; Robert Bestak; Melvi Ulvan (WMNC, 2010)

Integrated IMS-femtocell testbed. - Ardian Ulvan; Melvi Ulvan; Robert Bestak (TSP, 2013)

Handover procedure and decision strategy in LTE-based femtocell network. - Ardian Ulvan; Robert Bestak; Melvi Ulvan (Telecommun. Syst., 2013)