@book{28334,
	author = {Nelsen, Roger B.},
	title = {An introduction to copulas /},
	publisher = {Springer-Verlag,},
	year = {2006},
	series = {Springer series in Statistics},
	address = {New York:},
	edition = {2nd},
	note = {"Purchased under NBHM grant for the year 2006-2007"}
}