• Analyzing eID public acceptance and user preferences for current authentication options in EstoniaTsap, Valentyna; Lips, Silvia; Draheim, DirkElectronic Government and the Information Systems Perspective : 9th International Conference, EGOVIS 2020, Bratislava, Slovakia, September 14-17, 2020 : proceedings2020 / p. 159-173 https://doi.org/10.1007/978-3-030-58957-8_12 https://www.scopus.com/sourceid/25674 https://www.scopus.com/record/display.uri?eid=2-s2.0-85091333121&origin=inward&txGid=3cae110d80b24457caeea87d0278d6c5 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=LECT%20NOTES%20ARTIF%20INT&year=2005 https://www.webofscience.com/wos/woscc/full-record/WOS:000769447500012
• eID public acceptance in Estonia : towards understanding the citizenTsap, Valentyna; Lips, Silvia; Draheim, DirkThe Proceedings of the 21st Annual International Conference on Digital Government Research (DGO2020), Intelligent Government in the Intelligent Information Society : June 15-19, 2020, Seoul, Republic of Korea2020 / p. 340−341 https://doi.org/10.1145/3396956.3397009 https://www.scopus.com/sourceid/11600154611 https://www.scopus.com/record/display.uri?eid=2-s2.0-85086889952&origin=inward&txGid=b99ed431ce2c8d8a096a214faa29ab74
• eSignature in eCourt SystemsAhmed, Rozha Kamal; Lips, Silvia; Draheim, DirkProceedings of the World Conference on Smart Trends in Systems, Security and Sustainability (WS4 2020), London, UK, July 27 – 28, 2020 : Virtual Conference2020 / p. 352-356 https://doi.org/10.1109/WorldS450073.2020.9210309
• Factors affecting e-ID public acceptance : a literature reviewTsap, Valentyna; Pappel, Ingrid; Draheim, DirkElectronic Government and the Information Systems Perspective : 8th International Conference, EGOVIS 2019 : Linz, Austria, August 26–29, 2019 : proceedings2019 / p. 176-188 : tab https://doi.org/10.1007/978-3-030-27523-5_13 https://www.scopus.com/sourceid/25674 https://www.scopus.com/record/display.uri?eid=2-s2.0-85077112240&origin=inward&txGid=74315fbc22e4ecafb9979fa65db7f940 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=LECT%20NOTES%20ARTIF%20INT&year=2005 https://www.webofscience.com/wos/woscc/full-record/WOS:000769392400013
• The future of the once-only principle in EuropeKrimmer, Robert Johannes; Prentza, Andriana; Mamrot, Szymon; Schmidt, Carsten; Cepilovs, AleksandrsThe once-only principle : The TOOP project2021 / p. 225–236 https://doi.org/10.1007/978-3-030-79851-2_12 https://www.scopus.com/sourceid/25674 https://www.scopus.com/record/display.uri?eid=2-s2.0-85109868228&origin=inward&txGid=55fe1e62548dab29a2dea331336ab2b6 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=LECT%20NOTES%20ARTIF%20INT&year=2005 https://www.webofscience.com/wos/woscc/full-record/WOS:000894547800014
• The utilization of public-private partnership frameworks in the management of eID projectsMander, Stina; Lips, Silvia; Draheim, DirkElectronic Government and the Information Systems Perspective, 12th International Conference, EGOVIS 2023, Penang, Malaysia, August 28–30, 2023, Proceedings2023 / p. 17-32 https://doi.org/10.1007/978-3-031-39841-4_2 https://www.scopus.com/sourceid/25674 https://www.scopus.com/record/display.uri?eid=2-s2.0-85172086253&origin=inward&txGid=1225f3c59f2f320d04a81b86ded05954
• “When need becomes necessity” - The single digital gateway regulation and the once-only principle from a European point of view
  Schmidt, Carsten; Krimmer, Robert Johannes; Lampoltshammer, Thomas J.Open Identity Summit 2021: Fachtagung vom 01.-02. Juni 2021 Copenhagen2021 / p. 223-228 https://dl.gi.de/server/api/core/bitstreams/ec03538d-b376-4537-bc0f-aab2936c74f8/content https://www.scopus.com/sourceid/21100229106 https://www.scopus.com/record/display.uri?eid=2-s2.0-85120520994&origin=resultslist&sort=plf-f&src=s&sid=b0dcfb58993e0eeceaf7e845ac02712b&sot=b&sdt=b&s=TITLE-ABS-KEY%28%22%22When+need+becomes+necessity%22+-+The+single+digital+gateway+regulation+and+the+once-only+principle+from+a+European+point+of+view%22%29&sl=144&sessionSearchId=b0dcfb58993e0eeceaf7e845ac02712b&relpos=0