PDF ダウンロード スケジュール 0 いいね! 0 [PEM13-12] Application of various methods for examining the fractal properties of geomagnetic component during quiet and active geomagnetic storm periods *Farhan Naufal Rifqi1、Nurul Shazana Abdul Hamid1、Akimasa Yoshikawa2 (1.Universiti Kebangsaan Malaysia、2.Kyushu University)