@book{78995,
	title = {Jerónimo de Ayanz y la máquina de vapor.},
	publisher = {Ministerio de Defensa :},
	year = {2015.},
	address = {Madrid :},
	note = {Includes index.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/61868/}
}