Marshall, Murray. Bilinear forms and orderings on commutative rings/ by Murray A. Marshall. - Kingston, Ont.: Queen's University, 1985. - 175 p.; 28 cm. - Queen's papers in pure and applied mathematics; no. 71 . Bibliography: p. 172-175. LCCN: 86170496 //r95 Subjects--Topical Terms: Commutative rings.Bilinear forms.Ordered fields Dewey Class. No.: 510 s 512/.5