Atmoko, Didik Dwi, Anastasia Dewi Titisari, and Arifudin Idrus. “Geochemical Characteristics of Limestone of Wonosari-Punung Formation, Gunungkidul Regency, Yogyakarta, Indonesia”. Indonesian Journal on Geoscience 5, no. 2 (August 27, 2018): 179–197. Accessed January 23, 2025. https://ijog.geologi.esdm.go.id/index.php/IJOG/article/view/411.