000 00674cam a22002534a 4500
001 36791
003 AR-SsjUBGM
005 20251206162005.0
008 250720s1947 xxk 000 0 eng d
040 _aAR-SsjUBGM
_cAR-SsjUBGM
041 0 _aeng
044 _axxk
080 _a551.736/.761
100 1 _aSherlock, R. L.
_940549
245 1 4 _aThe permo-triassic formations.
260 _aLondon :
_bHutchinson's Scientific and Technical Publications,
_c1947.
300 _a367 p. ;
_c23 cm
650 4 _aEstratigrafía
650 4 _aPermico
650 4 _aTriásico
655 4 _aLibro
_914
942 _cLB
_2cdu
945 _aidgym
_d2004-10-01
999 _c36791
_d36791