Royani, J. I., et al. “Shade Selection of Indigofera Zollingeriana Miq Putative Mutant: Evaluation of Plant Growth, Biomass Production, Nutrient Contents, and In Vitro Digestibility”. Tropical Animal Science Journal, vol. 48, no. 2, Mar. 2025, pp. 120-31, https://doi.org/10.5398/tasj.2025.48.2.120.