@masterthesis{1448243, title = "«Exceptions, Derogations and Defences in International Law»", authorField = "Λιάγκης, Δημήτριος", year = "2017", school = "Βιβλιοθήκη Νομικής Σχολής, Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών" }