Tanjung, Aria Dipa, et al. “Utilization of Indigofera Zollingeriana in Layer Feed on Egg Production and Quality in Indonesia: A Mini Review”. Journal of Advanced Veterinary Research, vol. 15, no. 5, Oct. 2025, pp. 746-9, https://advetresearch.com/index.php/AVR/article/view/2377.