Oystaeten F Van Ed. Proceeding on Methods in ring theory - Dordrecht D Reidel Pub 1984 - viii, 576p. cm. - NATO ASI series. series c, mathematical and physical sciences; 129 . Includes bibliography Standard No.: 100 Source: Textual Subjects--Topical Terms: Combinatorial theory Dewey Class. No.: B217p1,N83, M4