%0 Journal Article %T Variations in cosmic ray cutoff rigidities during the March 8–11, 2012 magnetic storm (CAWSES II period) %A Danilova, O.A. %A Ptitsyna, N.G. %A Tyasto, M.I. %A Sdobnov, V.E. %K geomagnetic threshold, cosmic rays, supersubstorm, interplanetary magnetic field, geomagnetic activity %J Solar-Terrestrial Physics %D 2023 %N 9 %P 6 %I INFRA-M Academic Publishing LLC.