Simanjuntak, W. (2025) “Response Surface Methodology with Central Composite Design (RSM-CCD) Study on Coconut Oil Transesterification using Zeolite-A as Catalyst”, Journal of Multidisciplinary Applied Natural Science. Metro, Indonesia, 5(3), pp. 1031–1043. doi: 10.47352/jmans.2774-3047.298.