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The variations of the b coefficient in the frequency-magnitude relationship for earthquakes which occurred at Mt. Etna from 01/01/90 to 31/12/92 are analyzed; the completeness threshold for our earthq...
Proposals are made for Earth-space and space-space paths to apply the term ?propagation degradation probability?, analogous to ?basic circuit reliability? adopted within the Radiocommunication Sector ...
Some Monthly Values of Evapotranspiration in Finland Computed from Aerological Data.
Rubidium Magnetometer and its Simultaneous Use for Recording Pulsations and Observatory One-minute values
Source Region of the Energetic Electron Precipitation Between L-Values 3 and 6.

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