Setiawan, Agus, Poppy Puspitasari, Mohammad Tauviqirrahman, Diki Dwi Pramono, and Haipan Salam. 2025. “Performance Analysis of Soybean Oil With CuO Graphene Hybrid Additive Nanoparticles As Cutting Fluid on CNC Machining Processes”. Teknomekanik 8 (2): 136-63. https://doi.org/10.24036/teknomekanik.v8i2.42472.