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008 981208c19589999mx 00 mul
039 9 _y08-18-1999
_zload
090 _aQE1
_b.I6 1956s
111 2 _aInternational Geological Congress
_n(20th :
_d1956 :
_cMexico)
245 1 0 _aSymposium de exploracion geoquimica
260 _aMexico :
_bEditorial Stylo,
_c1958
300 _av. :
_bill., maps ;
_c24 cm.
546 _aengfrespager
650 0 _aGeology, Stratigraphic
_xCretaceous
907 _a.b12266048
_b2023-09-29
_c2019-11-12
942 _c01
_n0
_kQE1 .I6 1956s
914 _avtls000233804
990 _agab
991 _aFakulti Sains Fizik dan Gunaan
998 _at
_b1999-05-08
_cm
_da
_fmul
_gmx
_y0
_z.b12266048
999 _c227969
_d227969