Lubis, Hidayati Purnama, Purwo Siswoyo, Dewi Mahrani Rangkuty, and Tridia Kumala Dewi. “The Business Plan: Al-Amin Living Lab and Industrial Park of Goat Farming”. The Eastasouth Management and Business 3, no. 1 (September 14, 2024): 1–9. Accessed December 22, 2024. https://esj.eastasouth-institute.com/index.php/esmb/article/view/327.