@book{14317,
	author = {Polish Academy of Sciences, Institute of Mathematics and Krzyzewski, Karol ; ed.},
	title = {Dynamical systems and ergodic theory; papers presented at the 28th semester at the Stefan Banach International Center inWarsaw from Sept. 16-Dec. 18, 1986},
	publisher = {Polish Scientific Publishers},
	year = {1989},
	series = {Banach Center Publications},
	address = {Warszawa}
}