Fewings, David R., and Erol A. Pekoz. “Optimal Multiple Crop Price Hedging: Robust Estimates Under Yield/Basis Risk”. International Business & Economics Research Journal (IBER) 2, no. 2 (February 1, 2003). Accessed July 17, 2024. https://clutejournals.com/index.php/IBER/article/view/3766.