“IMPLEMENTASI SISTEM KENDALI AUTOMATIC DRAIN DI PURE OIL TANK STASIUN CLARIFICATION PABRIK KELAPA SAWIT GVL TARJUOWON MILL SINOE COUNTY LIBERIA”. Journal of Composite Social Humanisme, vol. 2, no. 3, June 2025, pp. 48-54, https://ojs.shahida.or.id/index.php/composite/article/view/60.