Kalvin Imam Inayah and Meriksa Sembiring (2025) “ANALISA USAHA TERNAK DOMBA (Ovis aries) DI KECAMATAN BATANG SERANGAN KABUPATEN LANGKAT”, Journal of Innovation Research and Knowledge, 4(9), pp. 6593–6604. Available at: https://mail.bajangjournal.com/index.php/JIRK/article/view/9672 (Accessed: 6 July 2025).