TY - JOUR A1 - Zou, L. A1 - Rishbeth, H. A1 - Müller-Wodarg, I. C. F. A1 - Aylward, A. D. A1 - Millward, G. H. A1 - Fuller-Rowell, T. J. A1 - Idenden, D. W. A1 - Moffett, R. J. T1 - Annual and semiannual variations in the ionospheric F2-layer. I. Modelling JO - Ann. Geophys. J1 - ANGEO VL - 18 IS - 8 SP - 927 EP - 944 Y1 - 2000/08/31 PB - Springer Verlag SN - 1432-0576 UR - https://angeo.copernicus.org/articles/18/927/2000/ L1 - https://angeo.copernicus.org/articles/18/927/2000/angeo-18-927-2000.pdf DO - 10.1007/s00585-000-0927-8 ER -