Luthfiya, Maya, and Thaqibul Fikri Niyartama. “Modeling Folding Zone in Kedungsari Compassionate Area Kulon Progo Yogyakarta With Gravity Method”. Proceeding International Conference on Science and Engineering 1 (October 31, 2017): 19–22. Accessed May 1, 2026. http://sunankalijaga.org/prosiding/index.php/icse/article/view/263.