TY - BOOK AU - Pohlers,Wolfram ED - SpringerLink (Online service) TI - Proof theory: the first step into impredicativity SN - 9783540693192 U1 - 511.36 22 PY - 2009/// CY - Berlin, Heidelberg PB - Springer-Verlag Berlin Heidelberg KW - Proof theory KW - Mathematics KW - Mathematical Logic and Foundations UR - https://eresourcesptsl.ukm.remotexs.co/user/login?url=http://dx.doi.org/10.1007/978-3-540-69319-2 ER -