Diferència entre les revisions de "Metal"

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== Referències ==
== Referències ==
* Georgius Agricola, De Re Metallica (1556) Tr. Herbert Clark Hoover & Lou Henry Hoover (1912); Footnote quoting De Natura Fossilium (1546), p. 180
* [https://sites.google.com/a/uis.edu/john-c-martin-s-homepage/research/rr-lyrae-kinematics/what-we-learn-from-a-star-s-metal-content Martin, John C. «What we learn from a star's metal content». John C. Martin's Homepage]
* [https://sites.google.com/a/uis.edu/john-c-martin-s-homepage/research/rr-lyrae-kinematics/what-we-learn-from-a-star-s-metal-content Martin, John C. «What we learn from a star's metal content». John C. Martin's Homepage]
* [https://books.google.es/books?id=VbTd7jV8Fo0C&pg=PA400&dq=metales+de+transici%C3%B3n+son&hl=es&sa=X&ved=0ahUKEwjk37z05ofZAhWGOhQKHdpeDR0Q6AEIUDAH#v=onepage&q=metales%20de%20transici%C3%B3n%20son&f=false Principios de Química. Reverte]
* [https://books.google.es/books?id=VbTd7jV8Fo0C&pg=PA400&dq=metales+de+transici%C3%B3n+son&hl=es&sa=X&ved=0ahUKEwjk37z05ofZAhWGOhQKHdpeDR0Q6AEIUDAH#v=onepage&q=metales%20de%20transici%C3%B3n%20son&f=false Principios de Química. Reverte]