Sapitri. “Kajian Progress Fisik Pada Proyek Pembangunan Spillway Dalam Kondisi Force Majeure: Study of Physical Progress on Spillway Construction Projects Under Force Majeure Conditions”. JURNAL SAINTIS 16, no. 2 (October 1, 2016): 12–21. Accessed June 24, 2026. https://journal.uir.ac.id/index.php/saintis/article/view/1752.