Zhang, Linlin, Rongchun Nie, Shuai Ma, and Yanfen Wang. “Synthesis Process of Amphoteric Polyacrylamide”. Asian Journal of Chemistry 27, no. 7 (March 29, 2015): 2369–2372. Accessed November 25, 2024. https://asianpubs.org/index.php/ajchem/article/view/27_7_5.