Seasonal and diurnal variations in AMPERE observations of the Birkeland currents compared to modeled results

J. C. Coxon, S. E. Milan, J.A. Carter, L. B. N. Clausen, B. J. Anderson and H. Korth (2016), Seasonal and diurnal variations in AMPERE observations of the Birkeland currents compared to modeled results, J. Geophys. Res.: Space Phys., doi.org/10.1002/2015JA022050 (pdf)