“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”. 2024. Indonesian Journal of Agricultural Resource and Environmental Economics 3 (2): 101-15. https://doi.org/10.29244/ijaree.v3i2.58447.