@book{7221,
	author = {GSMA (Organization)‏},
	title = {The Mobile Economy Europe 2022},
	publisher = {GSMA Mobile Economy Europe},
	year = {Octubre 2022},
	address = {Londres :},
	url = {https://www.gsma.com/mobileeconomy/wp-content/uploads/2022/10/051022-Mobile-Economy-Europe-2022.pdf},
}