Sabu, Desi Maria, Ade Yulita Hesti Lukas, and Yuliana Salosso. “Ammonia Reduction by Different Thickness Coral Shard Filter in Cultivation of Catfish (Pangasius Sp)”. IJOTA (Indonesian Journal of Tropical Aquatic) 5, no. 2 (August 31, 2022): 142–149. Accessed November 21, 2024. https://ejournal.umm.ac.id/index.php/ijota/article/view/22835.