Documents 1 SEP Spectral and Compositional Variability at High Energies Tylka et al., ApJ 625, 474-495(2005).....

Slide 11 SEP Spectral and Compositional Variability at High Energies Tylka et al., ApJ 625, 474-495(2005) Tylka et al, ApJS 164, 536-551 (2006) Tylka and Lee, ApJ 646, 1319-1334…