@book{90067,
	author = {Duda, Walter H., and Sarabia, Antonio},
	title = {Manual tecnológico del cemento /},
	publisher = {Editorial Reverté :},
	year = {[2010]},
	address = {Barcelona :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/103266/}
}