Siregar, Galih, Teguh Perkasa, Achmad Sadeli, and Rizka Ramadhani. 2026. “EVALUATION OF THE SUSTAINABILITY SHEEP DEVELOPMENT IN GALANG, DELI SERDANG DISTRICT”. JURNAL NUKLEUS PETERNAKAN 13 (1), 43-53. https://doi.org/10.35508/nukleus.v13i1.25433.