TY - JOUR TI - Modulation Effectiveness of Coronal Mass Ejections with Different Structure of the Magnetic Field AU - Belov, A.V. AU - Abunina, M.A. AU - Eroshenko, E.A. AU - Abunin, A.A. AU - Papaioannou, A. AU - Mavromichalaki, H. JO - Bulletin of the Russian Academy of Sciences: Physics PY - 2021 VL - 85 TODO - 10 SP - 1183-1186 PB - Pleiades journals SN - 1062-8738, 1934-9432 TODO - 10.3103/S1062873821100075 TODO - Coronal mass ejection; Different structure; Forbush decrease; Interplanetary magnetic fields; Magnetic-field; Statistical study, Magnetic fields TODO - Abstract: A statistical study of interplanetary disturbances with different positions of the interplanetary magnetic field maximum that generate Forbush decreases is performed. It is shown that the most effective interplanetary disturbances are those with the position of the field maximum 6–15 h after the start of the event. © 2021, Allerton Press, Inc. ER -