@conference {Sarsfield_Cabral,
	title = {Rating customer requirements using conjoint-analysis},
	booktitle = {38th EOQ Annual Congress, Lisbon, Portugal {\textendash} Proceedings, Vols. 1-4: Quality: A New Culture for a New Europe},
	year = {1994},
	pages = {D0134-D0140},
	author = {Jos{\'e} Ant{\'o}nio Sarsfield Cabral and P. M. S. T. Castro and JA Andrade}
}
