Observations of the MF-HF plasma wave emissions in active auroras by the sounding rocket experiments at Syowa station

Observations of the mid-latitude F1 region

Observations of the mid-latitude lower ionosphere in winter

Observations of the phase differences between irradiances and velocity for low-degree solar acoustic modes

Observations of the plasma environment during an active ionospheric ion beam

Observations of the reflection coefficient of the sporadic E-layer at high latitudes

Observations of the ring current composition at L less than 4

Observations of the solar corona with a high resolution EUV imaging spectrograph

Observations of the Solar Irradiance in the 200-350 NM Interval During the ATLAS-1 Mission: A Comparison Among Three Sets of Measurements-SSBUV, SOLSPEC and SUSIM

Observations of the solar wind speed near the sun

Observations of the Sun at Vacuum- Ultraviolet Wavelengths from Space. Part I: Concepts and Instrumentation

Observations of transient H/+/ and O/+/ bursts in the equatorial magnetosphere

Observations of transverse ion acceleration in the topside auroral ionosphere

Observations of ultraheavy cosmic ray particles at 10 GV cutoff rigidity

Observations of Unusual Travelling Ionospheric Disturbances (TIDs) and Enhancements in Mid-Latitude E Region Irregularity Backscatter

Observations of unusually broadened HF radar spectra from heater-induced artificial plasma irregularities

Observations of V = 1-0 emission from thermospheric nitric oxide by ISAMS

Observations of Vertical Reflections from the Topside Martian Ionosphere

Observations of wavelike fluctuations of the ionospheric electric field near Ft. Churchill

Observations of waves artificially stimulated by an electron beam inside a region with auroral precipitation