共 19 条
[1]
BECKMANN P, 1964, RADIO SCI D, V68, P723
[2]
BECKMANN P, 1964, RADIO SCI US D, V68, P927
[3]
CRICHLOW WQ, 1960, NBS23 NBS MON
[7]
PROPAGATION OF ELF WAVES UNDER NORMAL AND NATURALLY DISTURBED CONDITIONS
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1969, 74 (14)
:3639-+
[8]
Fulton Jr F.F., 1961, J RES NBS D, V65, P299
[9]
Galejs, 1972, TERRESTRIAL PROPAGAT
[10]
Geordano A. A., 1972, RADIO SCI, V7, P1011