@book{89610,
	author = {Krötzig, Markus},
	title = {Applied time series econometrics},
	publisher = {Cambridge University Press},
	year = {2004},
	series = {Themes in modern econometrics},
	address = {Cambridge (Inglaterra)},
	url = {http://www.loc.gov/catdir/toc/cam041/2003068720.html}
}