Belohlavek Radium Fuzzy relational systems Fooundations and princip Belohlavek Radium - New York Kluwer Academic/Plenum Publishers 2002 - xii,369p cm. - International Federation for Systems Research International Series on Systems Science and Engineering: V20 . Bibliography: p 357-366 ISBN: 0306467771 Source: General Book Dewey Class. No.: B313N, P2