Perbandingan Kelayakan Ekonomi Usaha Sapi Perah Skala Kecil Dengan dan Tanpa Biodigester di Desa Mundu, Kabupaten Klaten: Comparison of Economic Feasibility of Small Scale Dairy Cattle Business with and without Biodigester in Mundu Village, Klaten District. IJAREE [Internet]. 2024 Dec. 31 [cited 2025 Dec. 24];3(2):101-15. Available from: https://journal.ipb.ac.id/ijaree/article/view/58447