@book{73738,
	author = {Zechino, Orestano},
	title = {Le Assise di Ruggero II :},
	publisher = {Casa Editrice Dott. },
	year = {1958.},
	address = {Napoli :},
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B10-12001.pdf}
}