@conference {SIEEUM5048,
	title = {A comparison of two methods for the definition of regional Metropolitan Areas through an application in the North of Portugal},
	journal = {44th European Congress of the European Regional Science Association},
	year = {2004},
	month = {2004-01-01 00:00:00},
	pages = {972{\textendash}98803},
	publisher = {ERSA},
	address = {Porto Portugal},
	keywords = {Exploratory spatial data analyses, Metropolitan areas},
	isbn = {972-98803-5-2},
	url = {http://sieeum.eng.uminho.pt/publicacoes/pub.aspx?pubid=5048},
	author = {Ramos, R. A. R. and Silva, A. N. R. and Miranda, V. P.}
}