@article{publication-12558,
	author={Ludwig, Markus},
	doi={10.3905/jod.2015.22.3.056},
	issn={1074-1240},
	journal={The Journal of Derivatives},
	number=3,
	pages={56-72},
	publisher={Institutional Investor, Inc.},
	title={Robust estimation of shape-constrained state price density surfaces},
	volume=22,
	year=2015,
}