@inbook{3708909a37264eaa80e9bad5d085cf7f,
title = "Sustainability challenges in European rural regions",
author = "{van Leeuwen}, E.S. and P. Nijkamp and {de Noronha Vaz}, T.",
year = "2006",
language = "English",
isbn = "8389693909",
series = "Studia Regionalia",
publisher = "Polish Academy of Sciences / Committee for Spatial Economy and Regional Planning",
number = "vol. 18",
pages = "215--223",
editor = "T. Markoski and M. Turata",
booktitle = "New Members - New Challenges for the European Regional Development Policy",
}