Title: Direct aeronomic measurements in the lower ionosphere -- an informal conference record
Subjects: (Ionosphere, Atmospheric sounding, Temperature, Atmospheric pressure, Electron density, Sounding rockets, Solar radiation, Barometric pressure, Velocity, Magnetic fields, Meteorological phenomena), Wind, Symposia, Electron distribution, Congresses and conventions, Ionospheric disturbances, Measurement, Ionosphere, Speed, Sky brightness, Electrical conductivity