@book{243,
	author = {Lano, R. J.},
	title = {A technique for software and systems design /},
	publisher = {North-Holland Pub. Co. : sole distributors for the U.S.A. and Canada, Elsevier North-Holland Pub. Co.,},
	year = {1979.},
	series = {TRW series on software technology ;},
	address = {Amsterdam ;}
}