citHeader("To cite zoo in publications use:")

@book{Wurtz2009Advance,
	Address = {Zurich},
	Author = {W\"urtz, Diethelm and Chalabi, Yohan and Chen, William and Ellis, Andrew},
	Date-Added = {2009-04-08 15:42:23 +0200},
	Date-Modified = {2009-04-08 15:42:45 +0200},
	Edition = {1},
	Editor = {W\"urtz, Diethelm and Hanf, Martin},
	Month = {April},
	Publisher = {Rmetrics Association \& Finance Online, www.rmetrics.org},
	Title = {Portfolio Optimization with R/Rmetrics},
	Year = {2009}}
)
