?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Bekker%2C+R.&rft.aulast=Bekker&rft.aufirst=R.&rft.date=2018&rft.title=Exploring+spatial+and+temporal+patterns+of+Tourism+in+Barcelona+using+Social+Media&rft.degree=Bachelor