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Deli NA, Hariani R, Nasution RS. Synthesis of Methyl Ester Sulfonate from Crude Palm Oil Based on Aluminum Oxide Catalyst. jestm [Internet]. 2025 Mar. 30 [cited 2026 Jan. 18];5(1):75-80. Available from: https://jes-tm.org/index.php/jestm/article/view/237