References
Literature
ComCoast. 2007. Project Perkpolder. Project Management Perkpolder, Rijkswaterstaat DWW, Delft
Internet
- http://www.perkpolder.nl – (in Dutch)
- http://ec.europa.eu/ourcoast/download.cfm?fileID=747
- http://www.transcoastproject.com/partner/perkpolder
Images
- http://www.perkpolder.nl – last accessed 17-10-2017