Recent Field Observations Indicating an Earth System in Critical Condition Before the Occurrence of a Significant Earthquake. - Stelios M. Potirakis; Yiannis F. Contoyiannis; Konstantinos Eftaxias; Grigorios E. Koulouras; Constantine Nomicos (IEEE Geosci. Remote. Sens. Lett., 2015)

On Possible Electromagnetic Precursors to a Significant Earthquake (Mw = 6.3) Occurred in Lesvos (Greece) on 12 June 2017. - Stelios M. Potirakis; Alexander Schekotov; Yiannis F. Contoyiannis; Georgios Balasis; Grigorios E. Koulouras; Nikolaos S. Melis; Adamantia Zoe Boutsi; Masashi Hayakawa; Konstantinos Eftaxias; Constantinos Nomicos (Entropy, 2019)

A Review of Machine Learning and IoT in Smart Transportation. - Fotios Zantalis; Grigorios E. Koulouras; Sotiris Karabetsos; Dionisis Kandris (Future Internet, 2019)

Blockchain Technology: A Framework for Endless Applications. - Fotios Zantalis; Grigorios E. Koulouras; Sotiris Karabetsos (IEEE Consumer Electron. Mag., 2024)