000 00650nab a2200193 1n4500
001 000116744
005 20250722193616.0
008 961003s1992 000 0 eng d
022 _a02928477
041 0 7 _aEng
_2ISO 639-1
084 _aRev 344
100 1 _aPetit-Maire, N
_948552
245 1 0 _aAtmospheric methane ratio and environmental change in the Sahara and Sahel since 130 Ka
773 0 _tGéochronique
_dParis : [s.n.], 1992
_g42, 1992, p. 83-84 : graph.
711 2 _aCongrès géologique international, 29
_d( 24 ao–t - 3 septembre 1992 :
_cKyoto)
_948234
910 _aGSL
_c20150612
_h1032
942 _cANAL
999 _c42599
_d42599