TY - BOOK AU - Ungar,A.M. TI - Normalization, cut-elemention and the theory of proofs SN - 0937073830 PY - 1992/// CY - Stanford, Calif. PB - Center for the Study of Language and Information KW - Proof theory N1 - Includes bibliographical references and index; Contents : Background--Comparing NJ with LJ ER -