?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Vos&rft.aufirst=R&rft.au=Vos%2C+R&rft.degree=Master&rft.date=2010&rft.title=Nevenactiviteiten+op+het+Portugese+platteland