Cucci, Giovanna, Taddeo Rotunno, Giovanni Lacolla, and Roberto Di Caterina. “Effects of the Soil Incorporation of Increasing Amounts of Non-Fermented Wet Pomace on the Oil Yield and Acid Profile of Sunflower Seeds”. Italian Journal of Agronomy 2, no. 4 (December 16, 2007): 351-358. Accessed September 29, 2020. https://www.agronomy.it/index.php/agro/article/view/ija.2007.351.