BS DD ISO/TS 12208:2011 Space systems. Space environment (natural and artificial). Observed proton fluences over long duration at GEO and guideline for selection of confidence level in statistical model of solar proton fluences
2015BS ISO 12208:2015 Space systems. Space environment (natural and artificial). Observed proton fluences over long duration at GEO and guidelines for selection of confidence level in statistical model of solar proton fluences
2011BS DD ISO/TS 12208:2011 Space systems. Space environment (natural and artificial). Observed proton fluences over long duration at GEO and guideline for selection of confidence level in statistical model of solar proton fluences