1. Geomagnetic activity associated with earth passage of interplanetary shock disturbances and coronal mass ejections;Gosling;J. Geophys. Res.,1991
2. Sources of geomagnetic storms for solar minimum and maximum conditions during 1972-2000;Richardson;Geophys. Res. Lett.,2001
3. Sources of geomagnetic activity during nearly three solar cycles (1972-2000);Richardson;J. Geophys. Res.,2002
4. Large geomagnetic storms in relation to CME related shocks and magnetic clouds;Verma;J. Plasma Fusion Res. SERIES,2009
5. Forecasting Dst index with artificial neural network;Xue;Chinese J. Space Sci.,2006