@article {uvigo:boundary-processing,
	title = {Linear Boundary Extensions for Finite Length Signals and Paraunitary Two-Channel Filter Banks},
	journal = {IEEE Transactions on Signal Processing},
	volume = {52},
	number = {11},
	year = {2004},
	month = {November},
	pages = {3213-3226},
	author = {M. Elena Dom{\'\i}nguez-Jim{\'e}nez and Nuria Gonz{\'a}lez-Prelcic}
}
