Broadhead, B.L.; DeHart, M.D.; Ryman, J.C.; Tang, J.S. & Parks, C.V. Investigation of nuclide importance to functional requirements related to transport and long-term storage of LWR spent fuel, report, June 1, 1995; (https://digital.library.unt.edu/ark:/67531/metadc791485/m1/1/: accessed April 22, 2019), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .