共 5 条
[2]
GEORGES TM, 1967, IER57ITSA54 ESSA TEC
[3]
SUZUKI RK, TO BE PUBLISHED
[4]
IONOSPHERIC ELECTRON CONTENT AT TEMPERATE LATITUDES DURING DECLINING PHASE OF SUNSPOT CYCLE
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1966, 71 (19)
:4557-+
[5]
DIURNAL VARIATION OF IONOSPHERIC TOTAL ELECTRON CONTENT
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1966, 71 (03)
:849-+