Kofránek, V., O. Pařízek, V. Svoboda, D. Bubeníková, and J. Machek. 1977. “3H-TDR Labelling of Osteoprogenitor Cells After 226RA Incorporation in Mice”. Acta Oncologica 16 (3):232-40. https://doi.org/10.3109/02841867709133942.