Fuzzy and uncertain object-oriented databases : concepts and models / editor, Rita de Caluwe ; with a foreword by Ronald R. Yager. - Singapore : World Scientific, 1997. - ix, 206 p. : ill. ; 23 cm. - Advances in fuzzy systems ; vol. 13 . Includes bibliographical references. ISBN: 9810228937 RM220.55 LCCN: 97-028478 Subjects--Topical Terms: Object-oriented databases.Fuzzy systems.