Essa, Abbas Fadil. “The Calculation of Burn up for Cs-137 to Study Fuel UO2 by Universal Code ORIGEN”. Journal of Wasit for Science and Medicine 2, no. 1 (October 2, 2022): 1–9. Accessed October 27, 2026. https://jwsm.uowasit.edu.iq/index.php/jwsm/article/view/19.