Pietsch, A. Orthonormal systems and Banach space geometry / Albrecht Pietsch & Jörg Wenzel. - 1st ed. - Cambridge : Cambridge University Press, c1998. - ix, 553 p. : ills. ; 24 cm. - Encyclopedia of mathematics and its applications ; . Includes bibliographical references and index. ISBN: 0-521-62462-2 Subjects--Topical Terms: Banach spaces.--Mathematical analysis Dewey Class. No.: 515.732 PIE