?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Joost+van+der&rft.aulast=Wal&rft.au=Wal%2C+Joost+van+der&rft.tpages=90&rft.title=Innovation+upscaling+and+citizen+participation%3A+two+conflicting+elements+of+the+living+lab+concept%3F&rft.degree=Master&rft.date=2021