“Recent Advances in Biodiesel Synthesis from Waste Cooking Oil Using Magnetic Nanoparticle-Based Catalysts: A Brief Review: Recent Advances in Biodiesel Synthesis from Waste Cooking Oil ”, RSCI, vol. 35, no. 1, pp. 137–147, Mar. 2026, doi: 10.33899/rsci.v35i1.62007.