@book{93113,
	author = {Tolj, Javier,},
	title = {Bitcoin :},
	publisher = {Ra-Ma,},
	year = {[2018]},
	address = {Paracuellos de Jarama, Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/110125/}
}