Setiawan, A., Puspitasari, P., Tauviqirrahman, M. ., Pramono, D. D., & Salam, H. (2025). Performance analysis of soybean oil with CuO/Graphene hybrid additive nanoparticles as cutting fluid on CNC machining processes. Teknomekanik, 8(2), 136-163. https://doi.org/10.24036/teknomekanik.v8i2.42472