@book{45729,
	author = {Gomez Robledo, Antonio. and Alexidze, L. A. and Académie de Droit International Law.},
	title = {Le Ius Cogens international},
	publisher = {Martinus Nijhoff Publishers},
	year = {1981},
	series = {Recueil des Cours.},
	address = {La Haya (Holanda)}
}