Modern Ripples and Oxide Limestone at Pasir Padi Beach, Pangkalpinang, Bangka Belitung Province, Indonesia: A Case for Geotourism Development. Idn. J. Earth Sci. [Internet]. 2026 Feb. 12 [cited 2026 Aug. 2];6(1):A1867. Available from: https://journal.moripublishing.com/index.php/injoes/article/view/1867