Wilde, M. de Closed graph theorems and webbed spaces M. De Wilde - London San Francisco Pitman 1978 - 158 p 25 cm - Research notes in mathematics 19 . Includes index ISBN: 0273084038 LCCN: 78324345 Subjects--Topical Terms: Webbed spacesClosed graph theorems Dewey Class. No.: 515/.7