@book{41372,
	author = {López, Miguel Ángel and Magnitskiy, Stanislav},
	title = {Níquel: El Ultimo de los Micronutrientes Esenciales.},
	publisher = {Universidad Nacional de Colombia,},
	year = {2011.},
	address = {Bogotá, Colombia :},
	note = {Material Ubicado en Hemeroteca - Bilblioteca Central.},
	url = {http://www.agronomia.unal.edu.co/}
}