共 50 条
- [31] SEMIANNUAL VARIATION AT BASE OF THERMOSPHERE [J]. MONTHLY WEATHER REVIEW, 1972, 100 (03) : 222 - +
- [33] Annual/semiannual variation of the ionosphere [J]. GEOPHYSICAL RESEARCH LETTERS, 2013, 40 (10) : 1928 - 1933
- [34] MODULATION OF SEMIANNUAL AND ANNUAL VARIATIONS OF GEOMAGNETIC-FIELD [J]. GEOMAGNETIZM I AERONOMIYA, 1985, 25 (04): : 650 - 655
- [35] SEMIANNUAL VARIATION IN HETEROSPHERE - REAPPRAISAL [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1971, 76 (19): : 4602 - +
- [36] ON SEMIANNUAL VARIATION OF UPPER ATMOSPHERE [J]. PLANETARY AND SPACE SCIENCE, 1970, 18 (07) : 1051 - +
- [39] VARIATION OF GEOMAGNETIC FIELD WITH SOLAR ACTIVITY AT TUCSON [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1963, 68 (22): : 6206 - &
- [40] CYCLIC VARIATION IN THE ACTIVITY OF GEOMAGNETIC PCI PULSATIONS [J]. GEOMAGNETIZM I AERONOMIYA, 1987, 27 (03): : 455 - 458