@article {varoutas2007nonparametric,
	title = {Nonparametric estimation of a hedonic price index for ADSL connections in the European market using the Akaike Information},
	journal = {Telecommun Syst},
	volume = {36},
	year = {2007},
	pages = {173{\textendash}179},
	author = {Varoutas, D}
}
