@article {AmaralBarahona1999,
	title = {About infeasibility in the constraints of a linear model},
	journal = {Ricerca Operativa},
	volume = {92},
	year = {1999},
	note = {n/a},
	pages = {49-67},
	publisher = {AIRO},
	abstract = {n/a},
	author = {Amaral, Paula and Barahona, Pedro}
}
