Buss, Samuel R. Handbook of proof theory edited by Samuel R. Buss - New York : Elsevier, 1998. - 811 p.; 23 cm - Studies in logic and the foundations of mathematics ; vol. 137 . Contine Bibliografie la sfarsitul fiecarui capitolIndex p. 787 eng ISBN: 9780444898401 LCCN: 98018922 Subjects--Topical Terms: Proof theory. LC Class. No.: QA9.54 Dewey Class. No.: 511.3