 | Commissie Bodemdaling. "Jaarverslag 2020" (PDF). Archived (PDF) from the original on 2021-10-30. Retrieved 2021-08-13. "Beoordeling diepe bodemdaling en -stijging"... 55 KB (5,207 words) - 04:53, 20 April 2024 |
 | Rijkswaterstaat (in Dutch). Retrieved 3 April 2023. Wemelsfelder, P. J. (1965). "Bodemdaling, blijvend actueel aspekt van de Nederlandse waterbouw" [Land Subsidence... 21 KB (2,107 words) - 00:09, 30 January 2024 |