TY - JOUR A1 - Erdogan, E. A1 - Schmidt, M. A1 - Seitz, F. A1 - Durmaz, M. T1 - Near real-time estimation of ionosphere vertical total electron content from GNSS satellites using B-splines in a Kalman filter JO - Ann. Geophys. J1 - ANGEO VL - 35 IS - 2 SP - 263 EP - 277 Y1 - 2017/02/27 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/35/263/2017/ L1 - https://angeo.copernicus.org/articles/35/263/2017/angeo-35-263-2017.pdf DO - 10.5194/angeo-35-263-2017 ER -