@article{Mertzios1989,
	title = {Minimum cycle fast implementation of two-dimensional digital filters
	based on the LU decomposition},
	author = {B. G. Mertzios and A. N. Venetsanopoulos},
	journal = {Signal Processing},
	month = {Jul},
	number = {3},
	pages = {227--239},
	url = {http://www.sciencedirect.com/science/article/B6V18-48V270Y-N1/1/be9f21ee2b0323bf17f05956be843fea},
	volume = {17},
	year = {1989},
	biburl = {http://www.bibsonomy.org/bibtex/2f498a0ac0263d8c9b14e39e54d5d6c05/smicha},
	keywords = {Two-dimensional digital filters }
}