Charalampos Alexopoulos
TitleCited byYear
A taxonomy of open government data research areas and topics
Y Charalabidis, C Alexopoulos, E Loukis
Journal of Organizational Computing and Electronic Commerce 26 (1-2), 41-63, 2016
642016
Evaluating second generation open government data infrastructures using value models
Y Charalabidis, E Loukis, C Alexopoulos
2014 47th Hawaii International Conference on System Sciences, 2114-2126, 2014
612014
Designing a second generation of open data platforms: Integrating open data and social media
C Alexopoulos, A Zuiderwijk, Y Charapabidis, E Loukis, M Janssen
International Conference on Electronic Government, 230-241, 2014
572014
Open data movement in Greece: a case study on open government data sources
C Alexopoulos, L Spiliotopoulou, Y Charalabidis
Proceedings of the 17th Panhellenic Conference on Informatics, 279-286, 2013
382013
A Platform for Closing the Open Data Feedback Loop based on Web2. 0 functionality
C Alexopoulos, E Loukis, Y Charalabidis
JeDEM 6 (1): 62 68, 2014
262014
Analysing the characteristics of open government data sources in Greece
C Alexopoulos, E Loukis, S Mouzakitis, M Petychakis, Y Charalabidis
Journal of the Knowledge Economy 9 (3), 721-753, 2018
162018
The World of Open Data
Y Charalabidis, A Zuiderwijk, C Alexopoulos, M Janssen, ...
15*2018
An evaluation framework for traditional and advanced open public data e-infrastructures
A Charalampos, E Loukis, Y Charalabidis, A Zuiderwijk
Proceedings of the 13th European Conference on Egovernment, 102-111, 2013
132013
Elements for the development of an open data marketplace
A Zuiderwijk, E Loukis, C Alexopoulos, M Janssen, K Jeffery
Conference for E-Democracy and Open Governement, 309-322, 2014
112014
Identifying the Different Generations of eGovernment-An Analysis Framework'
Z Lachana, C Alexopoulos, E Loukis, Y Charalabidis
12th Mediterranean Conference on Information Systems (MCIS 2018), 2018
92018
Scientific foundations training and entrepreneurship activities in the domain of ICT-enabled Governance
GV Pereira, Y Charalabidis, C Alexopoulos, F Mureddu, P Parycek, ...
Proceedings of the 19th Annual International Conference on Digital …, 2018
82018
A methodology for determining the value generation mechanism and the improvement priorities of open government data systems.
C Alexopoulos, EN Loukis, Y Charalabidis
Comput. Sci. Inf. Syst. 13 (1), 237-258, 2016
72016
An open data and open services repository for supporting citizen-driven application development for governance
Y Charalabidis, C Alexopoulos, V Diamantopoulou, A Androutsopoulou
2016 49th Hawaii International Conference on System Sciences (HICSS), 2596-2604, 2016
62016
A methodology for evaluating PSI E-infrastructures based on multiple value models
C Alexopoulos, E Loukis, Y Charalabidis, I Tagkopoulos
2012 16th Panhellenic Conference on Informatics, 37-43, 2012
42012
Tracking the Evolution of OGD Portals: A Maturity Model
C Alexopoulos, V Diamantopoulou, Y Charalabidis
12th International Conference on Electronic Government, 287-300, 2018
32018
Benefits and obstacles of blockchain applications in E-Government
C Alexopoulos, Y Charalabidis, A Androutsopoulou, MA Loutsaris, ...
Proceedings of the 52nd Hawaii International Conference on System Sciences, 2019
22019
A 360-Degree Model for Prioritizing Smart Cities Initiatives, with the Participation of Municipality Officials, Citizens and Experts
Y Charalabidis, C Alexopoulos, N Vogiatzis, DE Kolokotronis
E-Participation in Smart Cities: Technologies and Models of Governance for …, 2019
22019
BlockChain Technologies in Government 3.0: A Review
C Alexopoulos, A Androutsopoulou, Z Lachana, MA Loutsaris, ...
EGOV-CeDEM-ePart 2018, 11, 2018
22018
Closing the open public data feedback loop: the ENGAGE platform
C Alexopoulos, A Zuiderwijk, Y Charalabidis, E Loukis
22014
A classification of future internet enterprise systems projects
Y Charalabidis, F Lampathaki, C Alexopoulos, P Kokkinakos, ...
Enterprise Interoperability V, 249-258, 2012
22012
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Articles 1–20