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Yomoto, Kiyohumi (November 2005). "MAGDAS_Project". International Centre for Space Weather Science and Education Kyushu University. Archived from the original on 31 July 2007. Retrieved 4 March 2021.
Yomoto, Kiyohumi (November 2005). "MAGDAS_Project". International Centre for Space Weather Science and Education Kyushu University. Archived from the original on 31 July 2007. Retrieved 4 March 2021.