共 31 条
[3]
BLAKELY RJ, 1976, AM GEOPHYS UNION GEO, V19, P227
[4]
BROWN C, J GEOPHYS RES
[5]
Chapman S., 1940, GEOMAGN AERONOMY+
[9]
GIRDLER RW, 1967, P GEOL ASS, V78, P165
[10]
GIRDLER RW, 1976, 1974 P INT S AF REG, V2, P156