Integrating digital migrants : solutions for cross-border identification from e-residency to eIDAS. A case study from EstoniaAavik, Gerli; Krimmer, Robert JohannesElectronic Government : 15th IFIP WG 8.5 International Conference, EGOV 2016, Guimaraes, Portugal, September 5-8, 2016 : proceedings2016 / p. 151-163 : ill https://doi.org/10.1007/978-3-319-44421-5_12 Conference Proceedings at Scopus Article at Scopus Conference Proceedings at WOS Article at WOS