@book{62980,
	author = {Hamed Sultan},
	title = {L'évolution du concept de la neutralité /},
	publisher = {IME, FE, Noury fils,},
	year = {1938.},
	address = {Caire :},
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B11-07540.pdf}
}