Adji, T. N. “Baseflow Separation of the Bribin River Upstream in Gilap Cave Flowage, Sewu Mountain Karst, Gunung Kidul, Yogyakarta”. Indonesian Journal on Geoscience 6, no. 3 (September 28, 2011): 165–175. Accessed November 13, 2024. https://ijog.geologi.esdm.go.id/index.php/IJOG/article/view/124.