?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Maarten+van&rft.au=Sinderen%2C+Maarten+van&rft.aulast=Sinderen&rft.date=2019&rft.title=Seeking+innovation+in+D%26C+contracts&rft.degree=Master