Aczél, J. On measures of information and their characterizations / J Aczél ; Zoltán Daróczy - New York : Academic Press, 1975. - xii,234 p. ; 24 cm. - Mathematics in science and engineering, v. 115. . Includes index ISBN: 0120437600 Subjects--Topical Terms: Entropy (Information theory) Dewey Class. No.: 001.539 / ACO 1975