Macaulay, F.S. The algebraic theory of modular systems / F.S . Macaulay ; with a new introduction by Paul Roberts. - Cambridge : Cambridge University Press, 1994. - xxxi, 112 p. ; 23 cm. - Cambridge mathematical library. . Includes bibliographical references. ISBN: 0521455626 (pbk.) Subjects--Topical Terms: Elimination.Forms (Mathematics).