1.
The effect of methanol flow rate and repeated use on amberlyst catalyst characteristics in palm fatty acid distillate (PFAD) esterification reaction. J.Pendidik.Kim [Internet]. 2023 Aug. 31 [cited 2026 Mar. 23];15(2):155-62. Available from: https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/43668