TY - JOUR A1 - Katsavrias, C. A1 - Papadimitriou, C. A1 - Aminalragia-Giamini, S. A1 - Daglis, I. A. A1 - Sandberg, I. A1 - Jiggens, P. T1 - On the semi-annual variation of relativistic electrons in the outer radiation belt JO - Ann. Geophys. Discuss. J1 - ANGEOD VL - 2021 SP - 1 EP - 20 Y1 - 2021/01/08 PB - Copernicus Publications SN - 2568-6402 UR - https://angeo.copernicus.org/preprints/angeo-2020-90/ L1 - https://angeo.copernicus.org/preprints/angeo-2020-90/angeo-2020-90.pdf DO - 10.5194/angeo-2020-90 ER -