@book{175588,
	author = {Dougherty, Edward R.},
	title = {Mathematical morphology in image processing /},
	publisher = {M. Dekker,},
	year = {c1993.},
	series = {Optical engineering},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0647/92025560-d.html}
}