Hamzah A, Zuchrillah DR, Ningrum EO. Study of Zwitterionic Homopolymer Polysulfobetaine and Gel Properties in Various Solutions of Different Anion Species and Cation Valences. joe [Internet]. 2025 Sep. 2 [cited 2026 Jan. 29];7(1):31-5. Available from: https://journal.its.ac.id/index.php/joe/article/view/8077