Ochi, K., Observation of Geomagnetic Total Force at Kusatsu-Shirane Volcano, Memoirs of the Kakioka Magnetic Observatory, 22, 1-9, 1987.
Ogawa, Y., Nurhasan, Tank, S.B., Ujihara, N., Honkura, Y., Yamawaki, T., 3D imaging clay-cap and underlying gas reservoir by magnetotelluric modeling and micro-earthquake monitoring at Kusatsu-Shirane volcano, Japan, Abstract presented at IAVCEI General Assembly, 2013.