@book{13638,
	author = {Polish Academy of Sciences, Institute of Mathematics and Wakulicz, Andrze ; ed.},
	title = {Numerical analysis and mathematical modelling; proceedings of the third numerical semester, Spring 1987 of the Banach international mathematical center},
	publisher = {Polish Scientific Publishers},
	year = {1990},
	series = {Banach Center publications, v. 24},
	address = {Warszawa}
}