@conference {SIEEUM10909,
	title = {Air quality in the North of Portugal},
	journal = {WWAI{\textquoteright}08 - 2nd International Conference on Waste Management, Water Pollution, Air Pollution, Indoor Climate},
	year = {2008},
	month = {2008-01-01 00:00:00},
	pages = {200{\textendash}204},
	address = {Corfu Greece},
	keywords = {Air pollution in Portugal, Air quality in Portugal},
	url = {http://sieeum.eng.uminho.pt/publicacoes/pub.aspx?pubid=10909},
	author = {Mendes, J. F. G. and Ramos, L. M. M. L. and Ramos, R. A. R.}
}