Blockchain technology: Intrinsic technological and socio-economic barriers: FDSE'2020 KeynoteBuldas, Ahto; Draheim, Dirk; Nagumo, Takehiko; Vedešin, AntonFuture Data and Security Engineering. Big Data, Security and Privacy, Smart City and Industry 4.0 Applications : 7th International Conference, FDSE 2020, Quy Nhon, Vietnam, November 25–27, 2020 : proceedings2020 / p. 3-27 https://doi.org/10.1007/978-3-030-63924-2_1 Conference Proceedings at Scopus Article at Scopus On state-level architecture of digital government ecosystems : from ICT-driven to data-centricDraheim, Dirk; Krimmer, Robert Johannes; Tammet, TanelTransactions on Large-Scale Data- and Knowledge-Centered Systems XLVIII2021 / p. 165–195 https://doi.org/10.1007/978-3-662-63519-3_8 Journal metrics at Scopus Article at Scopus