Maria Manola, Faculty Member University of Western Attica, Department of Tourism, Email:
Georgios Koltsikoglou, Master of International Law (L.L.M) University of Teramo Email:
DOI: 10.26341/issn.2241-4002-2020-1c-sv-4
Maria Manola, Faculty Member University of Western Attica, Department of Tourism, Email:
Georgios Koltsikoglou, Master of International Law (L.L.M) University of Teramo Email:
DOI: 10.26341/issn.2241-4002-2020-1c-sv-4