TY - JOUR A1 - Kullen, A. A1 - Janhunen, P. T1 - Relation of polar auroral arcs to magnetotail twisting and IMF rotation: a systematic MHD simulation study JO - Ann. Geophys. J1 - ANGEO VL - 22 IS - 3 SP - 951 EP - 970 Y1 - 2004/03/19 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/22/951/2004/ L1 - https://angeo.copernicus.org/articles/22/951/2004/angeo-22-951-2004.pdf DO - 10.5194/angeo-22-951-2004 ER -