@article {varoutas2008hedonic,
	title = {A hedonic approach to estimate price evolution of telecommunication services: evidence from Greece},
	journal = {Applied Economics Letters},
	volume = {15},
	number = {14},
	year = {2008},
	pages = {1131{\textendash}1134},
	publisher = {Taylor \& Francis},
	author = {Varoutas, D and Deligiorgi, K and Michalakelis, Ch and Sphicopoulos, T}
}
