Johansson, K.-A., and H. Svensson. “Liquid Ionization Chamber for Absorbed Dose Determinations in Photon and Electron Beams”. Acta Oncologica 21, no. 5 (January 1, 1982): 359–367. Accessed May 15, 2026. https://medicaljournalssweden.se/actaoncologica/article/view/33484.