Heffner, Henry, Effect of Auditory Cortex Lesions on Hearing in Monkeys, Biomed, 4404, September 1, 1985, Box: 42, Folder: 11. University of Kansas Schiefelbusch Institute for Life Span Studies records, RG 35. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/454035 Accessed May 20, 2025.