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01. Atmosphere::01.02. Ionosphere::01.02.02. Dynamics
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01. Atmosphere::01.02. Ionosphere::01.02.06. Instruments and techniques
05. General::05.07. Space and Planetary sciences::05.07.01. Solar-terrestrial interaction
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05. General::05.07. Space and Planetary sciences::05.07.02. Space weather
1
Conjugacy
Interhemispheric studies
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International polar year
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Polar ionosphere
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