?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Pas%2C+Ronald&rft.aulast=Pas&rft.aufirst=Ronald&rft.date=2015&rft.title=Groene+vingers+in+Groningen&rft.degree=Bachelor