Budiarto, Prima Yusuf, and Sutikno Sutikno. “Deteksi Objek Lubang Pada Citra Jalan Raya Menggunakan Pengolahan Citra Digital”. Jurnal Komputer Terapan  3, no. 2 (November 15, 2017): 109–118. Accessed February 28, 2021. https://jurnal.pcr.ac.id/index.php/jkt/article/view/1410.