@inbook{beghi1996-1,
	author="A. Beghi and A. Lepschy and U. Viaro",
	title="Stability Theory Proceedings of Hurwitz Centenary Conference",
	year="1996",
	pages="1-10",
	address="BASEL -- CHE",
	chapter="The Hurwitz matrix and the computation of second-order information indices",
	publisher="Birkhauser   Verlag",
	note="International Series of Numerical Mathematics vol. 121"
}