Joelianingsih J, Husnil YA, Purwaningsih IS. Effect of Soybean Biodiesel Addition on the Quality of Palm Stearin Biodiesel. Int. J. Oil Palm [Internet]. 2018 Sep. 23 [cited 2024 May 4];1(3):103-9. Available from: http://ijop.id/index.php/ijop/article/view/15