@book{15773,
	author = {Conforti, Benedetto. and Labella, Angelo.},
	title = {An introduction to international law /},
	publisher = {Martinus Nijhoff Publishers,},
	year = {2012.},
	address = {Leiden, the Netherlands :},
	url = {http://dx.doi.org/10.1163/9789004216815}
}