Higuchi et. al, "The Physics of Tablet Compression, VII. Determination of Energy Expenditure in the Tablet Compression Process,", 1955, Box: 11, Folder: 46. Personal papers of Takeru Higuchi, PP 359. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/124680 Accessed December 21, 2024.