@book{37957,
	author = {Ter�asvirta, Timo. and Tj�stheim, Dag.},
	title = {Modelling nonlinear economic time series},
	publisher = {Oxford University Press,},
	year = {2010.},
	series = {Advanced texts in econometrics},
	address = {Oxford :},
	url = {http://dx.doi.org/10.1093/acprof:oso/9780199587148.001.0001}
}