OCCURRENCE OF BIOGENIC STERANES AND PENTACYCLIC TRITERPANES IN AN EOCENE SHALE (52 MILLION YEARS) AND IN AN EARLY PRECAMBRIAN SHALE (2.7 BILLION YEARS): A PRELIMINARY REPORT
Sparad:
| I publikationen: | Proc Natl Acad Sci U S A |
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| Huvudupphov: | , , , |
| Materialtyp: | Artigo |
| Språk: | Inglês |
| Utgiven: |
National Academy of Sciences
1965
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| Ämnen: | |
| Länkar: | https://ncbi.nlm.nih.govhttps://pmc.ncbi.nlm.nih.gov/articles/PMC219916/ https://ncbi.nlm.nih.govhttps://pubmed.ncbi.nlm.nih.gov/16591314/ https://ncbi.nlm.nih.govhttps://doi.org/10.1073/pnas.54.5.1406 |
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