@JournalArticle {SIEEUM5080,
	title = {T{\'u}nel 4 (Porto) : an{\'a}lise tridimensional por elementos finitos},
	journal = {Geotecnia},
	number = {99},
	year = {2003},
	month = {2003-01-01 00:00:00},
	pages = {65{\textendash}80},
	publisher = {Sociedade Portuguesa de Geotecnia},
	keywords = {An{\'a}lise 3D, Elementos finitos, T{\'u}neis},
	issn = {0379-9522},
	url = {http://sieeum.eng.uminho.pt/publicacoes/pub.aspx?pubid=5080},
	author = {Martins, F. and Costa, A. F. and e Sousa, J. A.}
}