@book{19865,
	author = {Conference on "System Modelling and Optimization", Cambridge,England, July, 12-16, 1999. and Powell, M. J. D.},
	title = {System modelling and optimization},
	publisher = {Kluwer Academic Publication,},
	year = {2000},
	address = {Boston:},
	note = {"International Federation for Information Processing"}
}