Harlina, Harlina, et al. “Feed Efficiency of Growth Performance of Whiteleg Shrimp (Litopenaeus Vannamei) Fed Diets Supplemented With Bioactive Betel Leaf (Piper Betle L.)”. Agrikan Jurnal Agribisnis Perikanan, vol. 19, no. 1, May 2026, pp. 117-22, doi:10.52046/agrikan.v19i1.2737.