@book{9483,
	author = {Hwang, Ching-Lai and Masud, Abu Syed Md. and Masud, Abu Syed Md. ; jt.auth.},
	title = {Multiple objective decision making methods and applications, a state of the art survey},
	publisher = {Springer-Verlag},
	year = {1979},
	address = {Berlin}
}