• OLTARIS User Manual
• NASA Technical Publication 2010-216722 - comprehensive overview of OLTARIS with equations and references, but out of date. Please see Change Log for most recent updates/references.
• OLTARIS Model References - reference information relevant to NASA Standard 7009.
• Independent Verification and Validation Report - comparisons of OLTARIS results to measurements on ISS and Shuttle. This study is old, more recent comparisons can be found on our group's website, which is listed below.
• Radiation Uncertainties for Missions Beyond LEO

• NASA Langley Space Radiation Group (SRG) - publications produced by the SRG during the last 2 decades.
• The Space Environment Information Center (SPENVIS) - ESA website for generating space environments
• NASA Human Research Program
• Space Radiation Analysis Group (SRAG)
• NASA Space Radiation Program
• Space Weather Prediction Center
• Nowcast of Atmospheric Ionizing Radiation System (NAIRAS)
• CREME96 -- Monte Carlo simulation of SEE Sensitivity