@JournalArticle {SIEEUM9191,
	title = {Envelope index evaluation model of existing buildings},
	journal = {Civil Engineering and Environmental Systems},
	volume = {30},
	number = {1},
	year = {2013},
	month = {2013-01-01 00:00:00},
	pages = {26{\textendash}39},
	publisher = {Taylor \& Francis},
	address = {United Kingdom},
	issn = {1028-6608},
	url = {http://sieeum.eng.uminho.pt/publicacoes/pub.aspx?pubid=9191},
	author = {Rodrigues, M. F. S. and Teixeira, J. M. C. and Cardoso, J. C. P. and Anjos, A. J. B.}
}