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Creencia en la Tierra hueca (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Creencia en la Tierra hueca" in Spanish language version.

refsWebsite
Global rank Spanish rank
1gutenberg.org
489th place
509th place
1lulu.com
low place
low place
1elpais.com
84th place
6th place
1google.com.ar
1,050th place
54th place
1esa.int
1,482nd place
1,262nd place

elpais.com

cultura.elpais.com

esa.int

google.com.ar

books.google.com.ar

  • Giannini, F. Amadeo (1958): Physical Continuity of the Universe and Worlds Beyond the Poles: a Condensation.
    Giannini, F. Amadeo (1959): The Worlds Beyond the Poles. Nueva York: Vantage Press, 1959.

gutenberg.org

  • Lloyd, John Uri (1895): Etidorhpa, or, the end of the earth: the strange history of a mysterious being and the account of a remarkable journey, texto completo en línea, en inglés. Cincinnati (Estados Unidos): The Robert Clarke Company, sexta edición, 1896.

lulu.com