期刊论文详细信息
Journal of Astronomy and Space Sciences
Frequency of Solar Spotless Days and Flare Index as Indices of Solar Cycle Activity
Suyeon Oh1 
[1] Department of Earth Science Education, Chonnam National University, Gwangju 500-757, Korea;
关键词: solar cyclic variation;    solar activity;    spotless day;    23/24 solar cycle minimum;    flare index;   
DOI  :  10.5140/JASS.2014.31.2.145
来源: DOAJ
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