Abidin, Hakimmi, Siti Lieyana Azffri, Emelia Nirus, Asri Suhip, Afiq Aiman Jaya, and Stefan Herwig Gödeke. “Groundwater Mapping of Urban and Coastal Areas in Brunei”. Journal of Water and Land Development 61, no. 61 (June 30, 2024): 21–29. Accessed October 19, 2026. https://wydawnictwo.pan.pl/index.php/jwld/article/view/4918.