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Norway
2
ddc:550
2
lidar
2
polar mesospheric cloud
2
radar
2
Andenes
1
Andoya
1
Eurasia
1
Europe
1
Mie theory
1
Northern Europe
1
Raman spectroscopy
1
Scandinavia
1
Vesteralen
1
atmospheric modeling
1
boundary layer
1
electron density
1
gravity wave
1
mesopause
1
mesosphere
1
polar mesosphere summer echo
1
statistical analysis
1
sublimation
1
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