@book{61233,
	author = {Rigaux, François },
	title = {La théorie des qualifications en droit international privé /},
	publisher = {Jurisprudence,},
	year = {1956.},
	address = {Paris :},
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B12-02411.pdf}
}