Evidence of an 11-year periodicity in tr
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Mori, Yukihiro
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Article
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1981
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Wiley (John Wiley & Sons)
⚖ 604 KB
## Abstract It has been pointed out previously that tree‐ring series from Formosa show an 11‐year periodicity related to the sunspot cycle. However, significance tests of this finding have not been made and therefore the statistical reliability has not been known. Spectra of tree‐ring series from o