Early Earth (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Early Earth" in English language version.

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  • "Age of the Earth". U.S. Geological Survey. 1997. Archived from the original on 23 December 2005. Retrieved 2006-01-10.
  • Newman, William L. (2007-07-09). "Age of the Earth". Publications Services, USGS. Retrieved 2007-09-20.

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  • Rankama, Kalervo (May 1967). "Megayear and Gigayear: Two Units of Geological Time". Nature. 214 (5088): 634. Bibcode:1967Natur.214..634R. doi:10.1038/214634a0. ISSN 1476-4687.
  • Drake, Michael J.; Righter, Kevin (2002-03-07). "Determining the composition of the Earth". Nature. 416 (6876): 39–44. Bibcode:2002Natur.416...39D. doi:10.1038/416039a. ISSN 0028-0836. PMID 11882886. S2CID 4380038.
  • Wilde, Simon A.; Valley, John W.; Peck, William H.; Graham, Colin M. (2001-01-11). "Evidence from detrital zircons for the existence of continental crust and oceans on the Earth 4.4 Gyr ago : Abstract : Nature". Nature. 409 (6817): 175–178. Bibcode:2001Natur.409..175W. doi:10.1038/35051550. ISSN 0028-0836. PMID 11196637. S2CID 4319774.
  • Ohtomo, Yoko; Kakegawa, Takeshi; Ishida, Akizumi; et al. (January 2014). "Evidence for biogenic graphite in early Archaean Isua metasedimentary rocks". Nature Geoscience. 7 (1): 25–28. Bibcode:2014NatGe...7...25O. doi:10.1038/ngeo2025. ISSN 1752-0894.
  • Bell, Elizabeth A.; Boehnike, Patrick; Harrison, T. Mark; et al. (19 October 2015). "Potentially biogenic carbon preserved in a 4.1 billion-year-old zircon" (PDF). Proc. Natl. Acad. Sci. U.S.A. 112 (47): 14518–21. Bibcode:2015PNAS..11214518B. doi:10.1073/pnas.1517557112. ISSN 1091-6490. PMC 4664351. PMID 26483481. Retrieved 2015-10-20. Early edition, published online before print.