Raja PM, Nurfajriani N. Preparation Adsorbent Chitosan of Shell Horseshoe Crab (Tachypleus gigas) and Gelatine to Reduce Pb Content. J.Pendidik.Kim [Internet]. 2017 Apr. 23 [cited 2025 Jul. 5];9(1):282-5. Available from: https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/6203