@unpublished{publication-12580,
	author={Farkas, Walter and Gourier, Elise and Huitema, Robert and Necula, Ciprian},
	institution={University of Zurich},
	issn={1556-5068},
	number=2679218,
	series={SSRN},
	title={A Two-Factor Cointegrated Commodity Price Model with an Application to Spread Option Pricing},
	year=2015,
}