Sun, Y.J., H.L. Zheng, M.Z. Tan, J.Y. Ma, W. Fan, and Y. Liao. 2014. “Synthesis and Application of Hydrophobically Associating Cationic Polyacrylamide: A Review”. Asian Journal of Chemistry 26 (13):3769-73. https://doi.org/10.14233/ajchem.2014.15948.