“Homogeneous synthesis and characterization of Sulfonated Polyarylethersulfones having low degree of sulfonation and highly hydrophilic behavior”, V. Sabatini, S. Checchia, H. Farina, M.A. Ortenzi, Macromolecular Research, vol. 24, No. 9, Sep 25, 2016. doi: 10.1007/s13222-016-4105-6.