Elementos del grupo 4 (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Elementos del grupo 4" in Spanish language version.

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divched.org

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doi.org

dx.doi.org

escholarship.org

cloudfront.escholarship.org

harvard.edu

adsabs.harvard.edu

loc.gov

lccn.loc.gov

  • Barksdale, Jelks (1968). «Titanium». En Hampel, Clifford A., ed. The Encyclopedia of the Chemical Elements. Skokie, Illinois: Reinhold Book Corporation. pp. 732–738. LCCN 68029938. 

nii.ac.jp

wwwsoc.nii.ac.jp

primefan.ru

rsc.org

semanticscholar.org

api.semanticscholar.org

web.archive.org

zenodo.org