Authors: Patterson, JD Armstrong, TP Laird, CM Detrick, DL Weatherwax, AT

Citation: Jd. Patterson et al., Correlation of solar energetic protons and polar cap absorption, J GEO R-S P, 106(A1), 2001, pp. 149-163

Authors: Vitt, FM Armstrong, TP Cravens, TE Dreschhoff, GAM Jackman, CH Laird, CM

Citation: Fm. Vitt et al., Computed contributions to odd nitrogen concentrations in the Earth's polarmiddle atmosphere by energetic charged particles, J ATMOS S-P, 62(8), 2000, pp. 669-683