Goodearl, K. R. Ring theory : nonsingular rings and modules / K. R. Goodearl. - New York : M. Dekker, 1976. - viii, 206 p. ; 24 cm. - Monographs and textbooks in pure and applied mathematics ; 33 . Includes index. Bibliography : p. 191-200. ISBN: 0824763548 Subjects--Topical Terms: Noncommutative rings.