?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Heegsma&rft.au=Heegsma%2C+R.&rft.aufirst=R.&rft.title=Functioneren+van+bestemmingsplannen&rft.date=2006&rft.degree=Doctoral