Lander, Eric S. Symmetric designs: an algebraic approach/ Eric S. Lander. - Cambridge, UK New York: Cambridge University Press, 1983. - xii, 306 p. ; 23 cm. - London Mathematical Society lecture note series; 74. . Includes index. Bibliography: p. [294]-303. ISBN: 052128693X (pbk.) LCCN: 82009705 Subjects--Topical Terms: Combinatorial designs and configurations. Dewey Class. No.: 511.6