@inproceedings{LLMH10,
	address = {London, U.K.},
	author = {Lutz, David J. and Lamp, Dominik and Mandic, Patrick and Hecht, Fabio and Stiller, Burkhard},
	howpublished = {5th International Conference for Internet Technology and Secured Transactions (ICITST-2010)},
	month = {nov},
	publisher = {IEEE},
	title = {Charging of SAML-based Federated VoIP Services},
	volume = {5},
	year = {2010}
}