共 28 条
[1]
ALLSOPP HL, 1969, 2 GEOL SOC S AFR SPE, P433
[2]
ALLSOPP JL, 1965, GEOCHIM COSMOCHIM AC, V29, P1115
[3]
[Anonymous], ANN GEOL SURV S AFR
[5]
A BOUNDARY CONDITION ON EVOLUTION OF ATMOSPHERIC OXYGEN
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1970, 75 (18)
:3553-+
[7]
CLAUER N, 1971, ABSTR ANN SOC GEOL B, P94
[10]
Degens E. T., 1969, ORG GEOCHEM, DOI [10.1007/978-3-642-87734-6_14, DOI 10.1007/978-3-642-87734-6_14]