@book{107175,
	author = {Morelos Moreno, Alvaro},
	title = {Análisis de tracción en tractores 4x4},
	publisher = {El autor,},
	year = {2014.},
	address = {Chapingo, Méx. :},
	note = {Para ver el contenido del material haga clic en la liga},
	url = {http://10.13.5.2/tesis/sist110713.pdf}
}