Bacillus Sp Strain BT3CL dan Bacillus Subtilis strain BR2CL: Probiotik Peternakan Ayam Broiler. Yayasan Yuta Pendidikan Cerdas, 2025. Accessed: Apr. 20, 2026. [Online]. Available: https://publisher.yayasanyutapendidikancerdas.com/index.php/yutapress/catalog/book/42