@inbook{beghi1996-2,
	author="A. Beghi and A. Lepschy and U. Viaro",
	title="Advanced Manufacturing Systems and Technology",
	year="1996",
	pages="617-624",
	chapter="On the simplification of the mathematical model of a delay element",
	publisher="Springer Verlag",
	note="CISM Courses and Lectures no. 372"
}