Sembiring, S. A. ., M. . Sitohang, M. F. . Nainggolan, and E. D. . Sinaga. “ Kabupaten Serdang Bedagai”. Jurnal Agriust, vol. 5, no. 1, Feb. 2025, pp. 8-15, https://ejournal.ust.ac.id/index.php/AGRIUST/article/view/4651.