Ewaldsson, B., and G. Magnusson. “Distribution of Radiocerium and Radiopromethium in Mice: An Autoradiographic Study”. Acta Oncologica 2, no. 1 (January 1, 1964): 65–72. Accessed June 27, 2026. https://medicaljournalssweden.se/actaoncologica/article/view/34556.