@article {varoutas2009using,
	title = {Using cost based price calculations in a converged network},
	journal = {info},
	volume = {11},
	number = {3},
	year = {2009},
	pages = {6{\textendash}18},
	publisher = {Emerald Group Publishing Limited},
	author = {Varoutas, Dimitris and H{\"a}mm{\"a}inen, Heikki and Welling, Ilari and Casier, Koen and Verbrugge, Sofie and Van Ooteghem, Jan and Colle, Didier and Pickavet, Mario and Demeester, Piet}
}
