TY - BOOK AU - Shoesmith,D.J. AU - Smiley,T.J. TI - Multiple-conclusion logic SN - 0521217652 U1 - 511.312 23 PY - 1980///. CY - Cambridge: PB - Cambridge University Press, KW - Many-valued logic N1 - Includes bibliography: p. [386]-389 and index ER -