Possible Descent Across the "Tropopause" in Antarctic Winter
Measurements from ground and balloons during APE-GAIA – A polar ozone library
Electron Temperature Dependence of PMSE Power: Experimental and Modelling Results
Long-Term Trends in the Lower Ionosphere
Trends in the Thermosphere Derived From Global Ionosonde Observations
Electrical Structure of Noctilucent Cloud and Polar Mesosphere Summer Echo Regions