Não informado. (2018). Report of Ionosphere Research in Japan. Science Council of Japan, Ionosphere Research Committee.
Chicago-referens (17:e uppl.)Não informado. Report of Ionosphere Research in Japan. Tokyo: Science Council of Japan, Ionosphere Research Committee, 2018.
MLA-referens (8:e uppl.)Não informado. Report of Ionosphere Research in Japan. Science Council of Japan, Ionosphere Research Committee, 2018.
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