1. Groundwater Overview: Making the Invisible Visible. UN-Water Category III Publication
https://www.unwater.org/publications/groundwater-overviewmaking-the-invisible-visible/
2. Science for a Water Secure World in a Changing Environment. IHP-IX: The Ninth Phase of the Intergovernmental Hydrological Programme 2022–2029
https://en.unesco.org/sites/default/files/draft_of_3rd_order_draft_of_ihp-ix_fra_ger.pdf
3. Groundwater resources in the Greater Mekong Sub-region; collaborative resource management to increase resilience;Dam,2016
4. What Is the Future of the Lower Mekong Basin Struggling against Human Activities? A Review;Le Meur,2021
5. Current Status and Issues of Groundwater in the Mekong River Basin;Ngoc,2015