Sutrisno S, Prasutiyon H. Environmental-Oriented Enhancement of B40 Biodiesel Combustion Efficiency Using Hybrid PtO₂–CeO₂ Catalyst and Neodymium N45 Magnetic System in Diesel Engines. IJMEIR [Internet]. 2026 Sep. 1 [cited 2026 Oct. 29];11(3):1005-13. Available from: https://journal.its.ac.id/index.php/ijmeir/article/view/9796