@book{42191,
	author = {Denis, Henri },
	title = {Le Monopole Bilatéral \},
	publisher = {Presses Universitaires De France, },
	year = {1943.},
	series = {Theoria Études Sur La Theorie Moderne De L'économie},
	address = {Paris :},
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B13-05716.pdf}
}