@conference {AmaralGomesRibeiro2009,
	title = {Reducing the Number of Membership Functions in Linguistic Variables},
	booktitle = {Livro de actas do 14{\textordmasculine} Congresso da Associa{\c c}{\~a}o Portuguesa de Investiga{\c c}{\~a}o Operacional, IO 2009, 7-9 September 2009},
	year = {2009},
	note = {n/a},
	pages = {75{\textendash}82},
	abstract = {n/a},
	author = {Gomes, Margarida M and Rita A. Ribeiro and Amaral, Paula}
}
