Space Soi. 1982Tschu Kang-Kun et al.Analysis of geomagnetic effect of previous 5 solar eclipses occurring in China during past 50 years. Planet. Space Soi . 1982
Space Soi. 1982Tschu Kang-Kun et al.Analysis of geomagnetic effect of previous 5 solar eclipses occurring in China during past 50 years. Planet. Space Soi . 1982