P. A. Riezebos and R. T. Slotboom ( ) “Some data on the Holocene deposits in the Mark and Weerijs valleys (prov. Of Noord-Brabant, the Netherlands)”, Netherlands Journal of Geosciences, pp. 119-134. Available at: https://njgjournal.nl/index.php/njg/article/view/14899 (Accessed: 31August2026).