Robert Krimmer, Tarmo Kalvet, Maarja Toots, Aleksandrs Cepilovs, Efthimios Tambouris. Exploring and Demonstrating the Once-Only Principle: A European Perspective. In Charles C. Hinnant, Adegboyega Ojo, editors, Proceedings of the 18th Annual International Conference on Digital Government Research, DG.O 2017, Staten Island, NY, USA, June 7-9, 2017. pages 546-551, ACM, 2017. [doi]
Abstract is missing.