000 00494nab a2200157Ia 4500
008 230101s1989 xx 000 0 eng d
100 _aSilva, Annkarin Aurelia Kimmelman e, Reboucas, Aldo da Cunha and Santiago, Maria Marlucia Freitas
245 0 _a14C analysis of groundwater from the botucatu aquifer system Brazil
250 _aVol. 31 Issue 3
260 _c1989
300 _a926-933p
310 _atrinniel
500 _aHydrology
773 _tRadiocarbon
_051578
942 _2ddc
_cAR
999 _c67106
_d67106