@book{54755,
	author = {Commandeur, Jacques J. F. and Koopman, S. J.},
	title = {An introduction to state space time series analysis /},
	publisher = {Oxford University Press,},
	year = {2007},
	series = {Practical econometrics},
	address = {Oxford ;},
	url = {http://www.loc.gov/catdir/toc/fy0801/2007299410.html}
}