000 00432nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aChand S.K; Jaeger A
245 _aAging population and public pension schemes IMF OP; no.147
260 _c1997
_bInternational Monetary Fund
_aWashington DC
366 _b1997
541 _gCR/004999, 22/9/97
650 _aPOPULATION
942 _cBK
999 _c80039
_d80039