TY CONF TI Dynamics of dust grains and small bodies in accretion disks of young stars with fossil magnetic field KW ISM: magnetic fields KW dust; accretion disks; magnetohydrodynamics (MHD); protoplanetary disks JO Modern astronomy: from the Early Universe to exoplanets and black holes AU Kobozeva, V.. AU Khaibrakhmanov, S.. PY 2024 PB Special Astrophysical Observatory of the Russian Academy of Sciences