Lidiawati, D. S. J. Paransa, D. A. Sumilat, D. J. Kusen, N. J. Kawung, and J. M. E. Mamahit, “Phytochemical Screening of Indigofera zollingeriana Leaf Extract as Candidate Functional Ingredient in Fish Feed”, JPLT, vol. 13, no. 3, pp. 231–242, Oct. 2025.