Putranto, Thomas, and Thomas Rüde. “Hydrogeological Model of an Urban City in a Coastal Area, Case Study: Semarang, Indonesia”. Indonesian Journal on Geoscience 3, no. 1 (January 23, 2016): 17–27. Accessed June 29, 2025. https://ijog.geologi.esdm.go.id/index.php/IJOG/article/view/227.