Higuchi et. al, "Calculation of Stability Constants of Hydrogen-Bonded Complexes from Proton Magnetic Resonance Data. Interactions of Phenol with Dimethylacetamide and Various Ketones. Solvents Effect,", 1967

Higuchi et. al, "Calculation of Stability Constants of Hydrogen-Bonded Complexes from Proton Magnetic Resonance Data. Interactions of Phenol with Dimethylacetamide and Various Ketones. Solvents Effect,", 1967, Box: 10, Folder: 55. Personal papers of Takeru Higuchi, PP 359. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/124479 Accessed December 25, 2025.