?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Doorne%2C+Marlene+van&rft.aulast=Doorne&rft.aufirst=Marlene+van&rft.degree=Master&rft.date=2023&rft.tpages=36&rft.title=Hubs+and+chances+for+behavioural+change