共 24 条
[1]
BALAN N, 2002, EARTH PLANETS SPACE, V54, P1
[2]
BELWITT G, 1990, GEOPHYS RES LETT, V17, P199
[3]
Bilitza D., 1990, 9022 NSSDC
[4]
BISHOP G, 1996, P IEEE 1996 POS LOC, P145
[5]
BISHOP GJ, 1997, P ION GPS 97 I NAV A, P207
[7]
DAVIES K, 1990, IEE ELECTROMAGNETIC, V31