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Ancient Greek temple of Hera.Selinounta,Sicily Ioannis Tz (@tzoumio) | Twitter | Ancient greek theatre, Greek temple, Ancient temples
![Yannis CHARALABIDIS | Assistant Professor | Professor | University of the Aegean, Mytilene | Department of Information and Communication Systems Engineering Yannis CHARALABIDIS | Assistant Professor | Professor | University of the Aegean, Mytilene | Department of Information and Communication Systems Engineering](https://www.researchgate.net/profile/Charalampos-Alexopoulos/publication/350111618/figure/fig1/AS:1026525340131328@1621754121203/Average-importance-for-citizens-of-smart-city-actions_Q320.jpg)
Yannis CHARALABIDIS | Assistant Professor | Professor | University of the Aegean, Mytilene | Department of Information and Communication Systems Engineering
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Yannis CHARALABIDIS | Assistant Professor | Professor | University of the Aegean, Mytilene | Department of Information and Communication Systems Engineering
![Speech delivered in HAGS on “Digital Governance and Interoperability: The case of National Defence”, by Dr. Ioannis Charalabidis | Army gr Speech delivered in HAGS on “Digital Governance and Interoperability: The case of National Defence”, by Dr. Ioannis Charalabidis | Army gr](http://www.army.gr/sites/default/files/styles/blog_header__1170x409_/public/155868745211676378012018_11_27_omilia_1_header.jpg?itok=8uizXNgs)
Speech delivered in HAGS on “Digital Governance and Interoperability: The case of National Defence”, by Dr. Ioannis Charalabidis | Army gr
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Yannis CHARALABIDIS | Assistant Professor | Professor | University of the Aegean, Mytilene | Department of Information and Communication Systems Engineering
![Yannis CHARALABIDIS | Assistant Professor | Professor | University of the Aegean, Mytilene | Department of Information and Communication Systems Engineering Yannis CHARALABIDIS | Assistant Professor | Professor | University of the Aegean, Mytilene | Department of Information and Communication Systems Engineering](https://www.researchgate.net/profile/Charalampos-Alexopoulos/publication/350111618/figure/tbl1/AS:1026525340114944@1621754121277/Characteristics-of-respondent-municipalities_Q320.jpg)