@book{60937,
	author = {De Leon, Diego Alejandro. and ebrary, Inc.},
	title = {Trace elements},
	publisher = {Nova Science Publishers,},
	year = {c2012.},
	series = {Chemical engineering methods and technology},
	address = {Hauppauge, N.Y. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10681384}
}