000 00457nam a2200181 4500
008 160616s1999 000 0
245 _aSubsystems of Second Order Arithmetic : (PML)
100 _aSimpson, Stephen G.
260 _aBerlin
260 _bSpringer
260 _c1999
300 _a444
440 _aPerspectives in Mathematical Logic
020 _a3 540 64882 8
650 _aArithmetic
942 _cBK
_2BK17050
080 _a510.6 SIM
999 _c17050
_d17050