Higuchi et. al, "Physics of Tablet Compression XIV, Lateral Die Wall Pressure During and After Compression,", 1965, Box: 11, Folder: 52. Personal papers of Takeru Higuchi, PP 359. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/124686 Accessed January 02, 2025.