TY - GEN AU - Nogi,Yoshifumi AU - Seama,Nobukazu AU - Isezaki,Nobuhiro ED - Symposium on antarctic geosciences, 10 TI - Preliminary report of three components of geomagnetic field measured on board the icebreaker Shirase during Jare-30, 1988-1989 SN - 09142029 N1 - bibliogr. p. 199-200 ER -