The extended field of operator theory [edited by] Michael A. Dritschel - Boston, MA Birkhauser 2007 - XXIII, 388 p fig 25 cm - Operator theory: advances and applications 171 . Cuprinde bibliografie si index ISBN: 9783764379797 (hardcover : alk. paper) 3764379790 (hardcover : alk. paper) LCCN: 2006939564