Tarmo Kalvet, Maarja Toots, Robert Krimmer. Contributing to a digital single market for Europe: barriers and drivers of an EU-wide once-only principle. In Marijn Janssen, Soon Ae Chun, Vishanth Weerakkody, editors, Proceedings of the 19th Annual International Conference on Digital Government Research: Governance in the Data Age, DG.O 2018, Delft, The Netherlands, May 30 - June 01, 2018. ACM, 2018. [doi]
Abstract is missing.