Ponstein, Jacob, 1929- Approaches to the theory of optimization/ J. Ponstein. - Cambridge, UK New York: Cambridge University Press, 1980. - xii, 205 p. ; 23 cm. - Cambridge tracts in mathematics; 77. . Includes index. Bibliography: p. [196]-201. ISBN: 0521231558 : ª8.50 LCCN: 79041419 //r85 Nat. Bib. No.: GB80 Subjects--Topical Terms: Mathematical optimization. Dewey Class. No.: 515 / P799a