Higuchi et. al, "Hydrolysis of Some Poly(ortho-ester)s Homogeneous Solutions,", 1984, Box: 10, Folder: 152. Personal papers of Takeru Higuchi, PP 359. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/124576 Accessed May 18, 2024.