Armin Aleksander Öpik (French Wikipedia)

Analysis of information sources in references of the Wikipedia article "Armin Aleksander Öpik" in French language version.

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cambridge.org

  • (en) William I. Ausich, Mark A. Wilson et Ursula Toom, « Early Silurian recovery of Baltica crinoids following the end-Ordovician extinctions (Llandovery, Estonia) », Journal of Paleontology, vol. 94, no 3,‎ , p. 521–530 (ISSN 0022-3360 et 1937-2337, DOI 10.1017/jpa.2019.89, lire en ligne, consulté le )

doi.org

dx.doi.org

  • (en) William I. Ausich, Mark A. Wilson et Ursula Toom, « Early Silurian recovery of Baltica crinoids following the end-Ordovician extinctions (Llandovery, Estonia) », Journal of Paleontology, vol. 94, no 3,‎ , p. 521–530 (ISSN 0022-3360 et 1937-2337, DOI 10.1017/jpa.2019.89, lire en ligne, consulté le )

issn.org

portal.issn.org

  • (en) William I. Ausich, Mark A. Wilson et Ursula Toom, « Early Silurian recovery of Baltica crinoids following the end-Ordovician extinctions (Llandovery, Estonia) », Journal of Paleontology, vol. 94, no 3,‎ , p. 521–530 (ISSN 0022-3360 et 1937-2337, DOI 10.1017/jpa.2019.89, lire en ligne, consulté le )

science.org.au

web.archive.org