Abrauw, Alberth. “ANALISIS Detail Engineer Design (DED) SISTEM PERESAPAN RENCANA REHABILITASI LAPANGAN SEPAK BOLA KAMPUNG NAFRI DISTRIK ABEPURA JAYAPURA”. Jurnal PORTAL SIPIL 8, no. 1 (June 30, 2019): 1-15. Accessed April 29, 2026. https://ojs.ustj.ac.id/sipil/article/view/357.