000 00620nab a2200193 1n4500
001 000082767
005 20250722191110.0
008 930311s1987 000 0 eng d
022 _a00167606
041 0 7 _aEng
_2ISO 639-1
084 _aRev 343
110 _aInternational subcommission on stratigraphic classification
_917713
245 1 0 _aUnconformity-bounded stratigraphic units
504 _abibliogr. p. 237
773 0 _tGeological Society of America bulletin
_dBoulder : [s.n.], 1987
_g98(2), 1987, p. 232-237: : ill., rés.(Angl)
910 _aGSL
_c20150612
_h1025
942 _cANAL
999 _c8622
_d8622