@book{75616,
	author = {Pérez Saiz, Manuel,},
	title = {Método de los relojes :},
	publisher = {Ediciones Universidad Cantabria,},
	year = {2018.},
	series = {Colección manuales ;},
	address = {Santander :},
	edition = {Cuarta edición revisada y ampliada.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/56300/}
}