About KOIZUMI K
About Univ. Tokyo, Tokyo, JPN
About SEGAWA J
About Univ. Tokyo, Tokyo, JPN
About TOH H
About Univ. Tokyo, Tokyo, JPN
About CARRETERO J L O
About Univ. Tokyo, Tokyo, JPN
About TANAKA Y
About Kokusai Electronics Inc., Tokyo, JPN
About Journal of Geomagnetism and Geoelectricity
About sea bed
About Geomagnetism in general
About 磁力計
About スカラー
About 核
About 海底
About 地磁気
About 同時観測