@book{14669,
	author = {Devroye, Luc and Gyorfi, Laszlo},
	title = {Nonparametric density estimation; the L1 view},
	publisher = {John Wiley,},
	year = {1985},
	series = {Wiley series in Probability and Mathematical Statistics. Tracts on Probability and Statistics},
	address = {New York:}
}