Short and long-term variations in the co
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N. Iucci; M. Parisi; G. Villoresi
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Article
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1973
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Springer
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English
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The cosmic ray modulation in the period 1965-70 is investigated by the comparison of the intensity data of groundbased stations with different response to primaries. The socalled step-like modulation, already observed by other authors, is found to be produced by the overlapping between the quasi-sta