TY - JOUR A1 - Biqiang, Z. A1 - Weixing, W. A1 - Libo, L. A1 - Tian, M. T1 - Morphology in the total electron content under geomagnetic disturbed conditions: results from global ionosphere maps JO - Ann. Geophys. J1 - ANGEO VL - 25 IS - 7 SP - 1555 EP - 1568 Y1 - 2007/07/30 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/25/1555/2007/ L1 - https://angeo.copernicus.org/articles/25/1555/2007/angeo-25-1555-2007.pdf DO - 10.5194/angeo-25-1555-2007 ER -