AAU Institutional Repository

Browsing College of Natural Sciences by Subject "S4 index"

Browsing College of Natural Sciences by Subject "S4 index"

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  • Yemane, Tesfay (Addis Ababa University, 2015-07)
    The low latitude and equatorial ionosphere TEC and S4 index variability are investigated using observational data. Two GPS stations namely Addis Ababa located at geographic latitude 9°.034 N and longitude 38°.67 E and ...
  • Yemane, Tesfay (Addis Ababa University, 2007-09)
    The low latitude and equatorial ionosphere TEC and S4 index variability are investigated using observational data. Two GPS stations namely Addis Ababa located at geographic latitude 9°.034 N and longitude 38°.67 E and ...

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