TY - JOUR A1 - Gerzen, T. A1 - Minkwitz, D. T1 - Simultaneous multiplicative column-normalized method (SMART) for 3-D ionosphere tomography in comparison to other algebraic methods JO - Ann. Geophys. J1 - ANGEO VL - 34 IS - 1 SP - 97 EP - 115 Y1 - 2016/01/22 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/34/97/2016/ L1 - https://angeo.copernicus.org/articles/34/97/2016/angeo-34-97-2016.pdf DO - 10.5194/angeo-34-97-2016 ER -