TY - JOUR A1 - Malandraki, O. A1 - Sarris, E. T. A1 - Trochoutsos, P. T1 - Probing the magnetic topology of coronal mass ejections by means of Ulysses/HI-SCALE energetic particle observations JO - Ann. Geophys. J1 - ANGEO VL - 18 IS - 2 SP - 129 EP - 140 Y1 - 1999/11/30 PB - Copernicus Publications SN - 1432-0576 UR - http://www.ann-geophys.net/18/129/2000/ L1 - http://www.ann-geophys.net/18/129/2000/angeo-18-129-2000.pdf DO - 10.1007/s00585-000-0129-4 ER -