Characterizations of the normal probability law / A. M. Mathai, G. Pederzoli. Mathai, A. M. Pederzoli, Giorgio, joint author. Distribution (Probability theory) QA273.6 .M37 519.1 MAC "A Halsted Press book." Includes bibliographical references and index. New Delhi : Wiley Eastern, c1977. c1977. 1977 Text x, 149 p. ; eng