Phelps, Matthew, Triantafyllos Karatrantos, Vasileios Theofilopoulos, and Dominic Kudlacek. 2019. “Law Enforcement Responses to Violent Extremism in Greece”. European Law Enforcement Research Bulletin, no. 18 (February), 39-51. https://bulletin.cepol.europa.eu/index.php/bulletin/article/view/381.