angky, puspawan, Manurung, M. M., & Nuramal, A. N. (2024). The ANALYSIS OF HEAD LOSSES AND EFFICIENCY OF CENTRIFUGAL PUMP G31-41A PLANT 35 AT PT. PERTAMINA REFINERY RU V BALIKPAPAN. Teknosia, 18(1), 12–20. https://doi.org/10.33369/teknosia.v18i1.34650