@inbook {824,
	title = {Two Different Methods for Simulating the Motion of Variable-Mass Multibody Systems},
	booktitle = {Advanced Multibody System Dynamics: Simulation and Software Tools},
	year = {1993},
	pages = {385-390},
	publisher = {Kluwer Academic},
	organization = {Kluwer Academic},
	author = {John McPhee},
	editor = {W Schiehlen}
}
