Sulistyani S, H H, T W. Synthesis and Optimization of Chitosan Nanoparticles of Shrimp shell as Adsorbent of Pb2+ Ions. J.Sains Dasar [Internet]. 2017 Nov. 9 [cited 2025 May 17];6(2):143-50. Available from: https://journal.uny.ac.id/index.php/jsd/article/view/15547