LEADER 00706nam0-22002651i-450- 001 990001272930403321 035 $a000127293 035 $aFED01000127293 035 $a(Aleph)000127293FED01 035 $a000127293 100 $a20000920d1989----km-y0itay50------ba 101 0 $aeng 200 1 $aProof Theory. An Introduction$fby Pohlers 205 $a$a 210 $aBerlin [etc.]$cSpringer-Verlag$d1989 215 $aLecture notes in mathematics$d1407 700 1$aPohlers,$bWolfram$056702 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001272930403321 952 $aC-20-(1407$b6265$fMA1 959 $aMA1 996 $aProof theory$981534 997 $aUNINA DB $aING01