000 00430nam 22001693 4500
001 32540
090 _a32540
100 _a20260310d u||y0pory50 ba
101 _aeng
110 _a|||| ||||
200 _aMineral Resources Development Series
_fUnited Nations
210 _aNew York
_cUnited Nations
_d1976
317 _6INMG
500 _aMineral Resources Development Series
606 _xHidrologia
_923724
801 _gISBD
942 _n0