was later replaced by basalt. In response to recommendations from the Deltacommissie, the commission responsible for the Delta Works, it was deemed necessary...
Delft management[permanent dead link], water.tudelft.nl Deltacommittee, deltacommissie.com, September 3, 2008 IAC Water Organizing Group Archived 2012-01-28...
Deltamodel at the Waterloopkundig Laboratorium in Delft]. Reports of the Deltacommissie (in Dutch). IV. SDU. Retrieved 30 June 2023 – via TU Delft Repository...
(in Dutch) NOVA Archived 2011-07-16 at the Wayback Machine (in Dutch) Deltacommissie Wikimedia Commons has media related to Cees Veerman (politician). Official...