Rijcken, T (2015). "A critical approach to some new ideas about the Dutch flood risk system". Research in Urbanism Series. 3 (1). doi:10.7480/rius.3.842. S2CID110283338.
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Kabat, Pavel; Fresco, Louise; Stive, Marcel J.F.; Veerman, Cees P.; van Alphen, Jos S.L.J.; Parmet, Bart W. A. H.; Hazeleger, Wilco; Katsman, Caroline A. (July 2009). "Dutch coasts in transition". Nature Geoscience. 2 (7): 450–451. Bibcode:2009NatGe...2..450K. doi:10.1038/ngeo572.
Rijcken, T (2015). "A critical approach to some new ideas about the Dutch flood risk system". Research in Urbanism Series. 3 (1). doi:10.7480/rius.3.842. S2CID110283338.