Dodge-Wan, Dominique, Prasanna Mohan Viswanathan, Nagarajan Ramasamy, and Anandkumar Arumugam. 2018. “Epiphreatic Caves in Niah Karst Tower (NW Borneo): Occurrence, Morphology and Hydrogeochemistry”. Acta Carsologica 46 (2-3). Ljubljana, Slovenija. https://doi.org/10.3986/ac.v46i2-3.4935.