@book{206132,
	author = {Pfaff, Bernhard.},
	title = {Financial risk modelling and portfolio optimization with R /},
	publisher = {John Wiley & Sons,},
	year = {2013.},
	series = {Statistics in practice},
	address = {Chichester, West Sussex, UK :},
	url = {http://onlinelibrary.wiley.com/book/10.1002/9781118477144}
}