“Economic and Production Analisys of Broiler Chicken Livestock Using Two-Story and Three-Story Closed House in Kebumen”. ANGON: Journal of Animal Science and Technology 3, no. 1 (March 15, 2021): 104–114. Accessed February 23, 2026. http://jnp.fapet.unsoed.ac.id/index.php/angon/article/view/186.