@inproceedings{RE-2011-VeerappaL,
	author        = "Varsha Veerappa and Emmanuel Letier",
	booktitle     = "{Proceedings of the 19th International Requirements Engineering Conference}",
	doi           = "10.1109/RE.2011.6051654",
	isbn          = "978-1-4577-0921-0",
	pages         = "89--98",
	publisher     = "{IEEE Computer Society}",
	title         = "{Understanding clusters of optimal solutions in multi-objective decision problems}",
	year          = 2011,
}