Minimo di Spörer (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Minimo di Spörer" in Italian language version.

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2web.archive.org

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1britannica.com

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85^th place

1livingreviews.org

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4,770^th place

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britannica.com

(EN) Spörer minimum, in Enciclopedia Britannica, Encyclopædia Britannica, Inc.

livingreviews.org

solarphysics.livingreviews.org

(EN) 4.3 Grand minima of solar activity Archiviato il 27 gennaio 2014 in Internet Archive.

lodz.pl

icrc2009.uni.lodz.pl

(EN) Variation of the solar cycle length during the grand solar minimum in the 4th century B.C. deduced from carbon-14 contents in annual tree rings Archiviato il 14 luglio 2014 in Internet Archive.

oulu.fi

cc.oulu.fi

(EN) Long-Term Variations of Cosmic Rays and Terrestrial Environment

unam.mx

indico.nucleares.unam.mx

(EN) Variation of Solar ”11-year cycle” during the solar minimum in the 4th century B.C. by measurement of ¹⁴C contents in tree rings

usgs.gov

pubs.usgs.gov

(EN) The Sun and Climate

web.archive.org

(EN) 4.3 Grand minima of solar activity Archiviato il 27 gennaio 2014 in Internet Archive.
(EN) Variation of the solar cycle length during the grand solar minimum in the 4th century B.C. deduced from carbon-14 contents in annual tree rings Archiviato il 14 luglio 2014 in Internet Archive.