Sergei Tupailo. On a Proof-Theoretical Analysis of Sigma-1, 1-AC, Sigma-1, 1-DC and Delta-1, 1-CA. In Frank Pfenning, editor, Logic Programming and Automated Reasoning, 5th International Conference, LPAR 94, Kiev, Ukraine, July 16-22, 1994, Proceedings. Volume 822 of Lecture Notes in Computer Science, pages 44-53, Springer, 1994.
Abstract is missing.