@conference { ISI:000262438100066,
	title = {Vertical handover between wireless service providers},
	booktitle = {Proc. 6th International Symposium on Modeling and Optimization in Mobile, Ad-hoc and Wireless Networks (Wi-Opt)},
	year = {2008},
	note = {{6th International Symposium on Modeling and Optimization in Mobile, Ad-Hoc and Wireless Networks, Berlin, GERMANY, APR 01-03, 2008}},
	pages = {484-489},
	author = {Panayotis Mertikopoulos and Aris L. Moustakas and Dimitriou, Nikos}
}
