Two groups of extremely large >30MeV solar proton fluence events
The Local Time Dependence of the Anisotropic Solar Cosmic Ray Flux
The Heliolongitudinal Distribution of Solar Flares Associated with Solar Proton Events
The Cosmic Ray Ground Level Enhancement of 6 November 1997
Comment on Estimating the Solar Proton Environment that may Affect Mars Missions
A Review of Solar Proton Events During the 22nd Solar Cycle