@book{5235,
	author = {GSMA (Organization)‏},
	title = {The State of Mobile Internet Connectivity 2019},
	publisher = {GSM Association,},
	year = {2019},
	address = {London :},
	url = {https://www.gsma.com/mobilefordevelopment/wp-content/uploads/2019/07/GSMA-State-of-Mobile-Internet-Connectivity-Report-2019.pdf},
}