@book{23342,
	author = {Ellis, Robert L. and Israel Gohberg and Gohberg, Israel ; jt. auth.},
	title = {Orthogonal systems and convolution operators},
	publisher = {Birkhauser Verlag},
	year = {2003},
	series = {Operator theory},
	address = {Basel},
	note = {"Purchased under NBHM grant for the year 2002-2003"}
}