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090 _aQE1.I6 1956p
090 _aQE1
111 2 _aInternational Geological Congress (20th : 1956 : Mexico)
245 1 0 _aResumenes de los trabajos presentados
260 _aMexico
_bH. E. Thalmann
_c1956
300 _a429 p. ; 22 cm.
500 _aAt top of t.p.: XX Congreso Geologico Internacional
546 _aengfrespager
590 _a1
650 _aGeology
_xCongresses
907 _a.b12010364
_b2021-05-28
_c2019-11-12
942 _c01
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914 _avtls000207749
991 _aFakulti Sains Fizik dan Gunaan
998 _at
_b1999-05-08
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999 _c202564
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