Sunspot and geomagnetic-storm data derived from Greenwich observations, 1874-1954 : derived from Greenwich Observations, 1874-1954
Sunspot and geomagnetic-storm data derived from Greenwich observations, 1874-1954 : derived from Greenwich Observations, 1874-1954
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源自格林威治观测的太阳黑子和地磁风暴数据,1874-1954 :源自格林威治观测,1874-1954
DOI:
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发表时间:
1955
期刊:
影响因子:
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通讯作者:
R. Observatory
中科院分区:
文献类型:
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作者:
H. Jones;R. Observatory