共 12 条
[4]
GALLENBERGER RJ, 1972, NELC2081 INT REP
[5]
DIURNAL VARIATIONS IN APPARENT ATTENUATIONS OF ELF ATMOSPHERICS OVER 2 DIFFERENT PROPAGATION PATHS
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1970, 75 (15)
:2795-+
[6]
JEAN AG, 1961, J RES NBS D, V65, P475
[7]
JEAN AG, 1961, J RES NBS, VC65, P189