@inbook{publication-716,
	address={Cheltenham},
	author={Calzada, J and Jaag, C and Trinkner, U},
	booktitle={Heightening competition in the postal and delivery sector},
	editor={Crew, M A and Kleindorfer, P R},
	isbn={978-1-8484-4698-4},
	month={JAN},
	pages={263-277},
	publisher={Edward Elgar},
	series={Advances in regulatory economics},
	title={Universal service auctions in liberalized postal markets},
	year=2010,
}