V.E.A. Post, H. Van der Plicht, and H.A.J. Meijer. “The Origin of Brackish and Saline Groundwater in the Coastal Area of the Netherlands”. Netherlands Journal of Geosciences 82 (July 1, 2003): 133-147. Accessed March 30, 2026. https://njgjournal.nl/index.php/njg/article/view/11427.