Hudson, R.; Adhikari, R.; Tuominen, M.; Hanzu, I.; Wilkening, M.; Thayumanavan, S.; Katz, J. L. “Evaluation of Carboxylic, Phosphonic and Sulfonic acid Protogenic Moieties on Tunable Poly(meta-phenylene oxide) Ionomer Scaffolds” J.Poly. Sci. Part A., Poly. Chem. 2019, 57, 2209-2213 . (DOI: 10.1002/pola.29503)