Siregar, Amiruddin, Sugeng Wiyono, Husnul Kausarian, and Elizar Elizar. 2024. “Road Pavement Condition Survey Study Using Smartphone Application Polycam – Lidar Parameter Surface Distress Index (SDI)”. Jurnal Ilmu Dan Rekayasa Sipil 1 (02):57-65. https://journal.uir.ac.id/index.php/jirs/article/view/20485.