5 citations as recorded by crossref.

1. Fifty years of progress in geomagnetic cutoff rigidity determinations D. Smart & M. Shea https://doi.org/10.1016/j.asr.2009.07.005
2. Solar Energetic Proton Access to the Magnetosphere During the 10–14 September 2017 Particle Event T. O'Brien et al. https://doi.org/10.1029/2018SW001960
3. Solar energetic particle cutoff variations during the 29-31 October 2003 geomagnetic storm B. Kress et al. https://doi.org/10.1029/2009SW000488
4. Changes of geomagnetic transmissivity in the disturbed magnetosphere: ground-based and CORONAS-F observations S. Kuznetsov et al. https://doi.org/10.1007/s10582-006-0171-x
5. Galactic Cosmic Rays Access to the Magnetosphere of Saturn A. Kotova et al. https://doi.org/10.1029/2018JA025661