@article{Rudolf1999,
	title = {A linear model for tracking error minimization},
	author = {Markus Rudolf and Hans-J{\"u}rgen Wolter and Heinz Zimmermann},
	journal = {Journal of Banking \& Finance},
	month = {Jan},
	number = {1},
	pages = {85--103},
	url = {http://www.sciencedirect.com/science/article/B6VCY-3YN9JK2-4/1/6a14a29b5562e3e9d72c79f44785be72},
	volume = {23},
	year = {1999},
	biburl = {http://www.bibsonomy.org/bibtex/28dd3026c73ab598bbcd9f2471996cf53/smicha},
	description = {Journal of Banking & Finance},
	keywords = {Tracking error }
}