宇宙カレンダー (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "宇宙カレンダー" in Japanese language version.

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  • 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”. Proc. Natl. Acad. Sci. U.S.A. 112 (47): 14518–21. Bibcode2015PNAS..11214518B. doi:10.1073/pnas.1517557112. ISSN 1091-6490. PMC 4664351. PMID 26483481. http://www.pnas.org/content/early/2015/10/14/1517557112.full.pdf 2015年10月20日閲覧。.  Early edition, published online before print.

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  • 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”. Proc. Natl. Acad. Sci. U.S.A. 112 (47): 14518–21. Bibcode2015PNAS..11214518B. doi:10.1073/pnas.1517557112. ISSN 1091-6490. PMC 4664351. PMID 26483481. http://www.pnas.org/content/early/2015/10/14/1517557112.full.pdf 2015年10月20日閲覧。.  Early edition, published online before print.

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