Risdiyanta, R. (2015). MENGENAL KILANG PENGOLAHAN MINYAK BUMI (REFINERY) DI INDONESIA. Swara Patra : Majalah Ilmiah PPSDM Migas, 5(4). Retrieved from http://ejurnal.ppsdmmigas.esdm.go.id/sp/index.php/swarapatra/article/view/160