ISO 4037-1:1996 校準劑量儀和劑量率儀及確定其光子能量響應的Χ和γ參考輻射 第1部分:輻射特性產生方法
X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy - Part 1: Radiation characteristics production methods