Nurfadli, Nurfadli, Sri Widodo, and Nurliah Jafar. “Identification of Asphalt Distribution and Thickness Using Drill Data”. Journal of Geology and Exploration 3, no. 2 (December 31, 2024): 59–64. Accessed December 23, 2025. https://ejournal.insightpublisher.com/index.php/JGE/article/view/177.