“Phytochemical test of ketapang leaf (Terminalia catappa) with age variation and its application with EM4 on the growth of tilapia (Oreochromis niloticus)”, Arwana: Scientific Journal of Water Aquaculture, vol. 5, no. 1, pp. 16–21, May 2023, doi: 10.51179/jipsbp.v5i1.1757.