?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=F.A.&rft.au=Verf%2C+F.A.&rft.aulast=Verf&rft.degree=Bachelor&rft.date=2019&rft.title=Happiness+in+Friesland%2C+the+influence+of+different+capitals+on+subjective+happiness