Sawan, Zakaria M., Saeb A. Hafezb, Ahmed E. Basyony, and Abou-El-Ela R. Alkassas. “Cottonseed: Protein, Oil Yields, and Oil Properties As Influenced by Potassium Fertilization and Foliar Application of Zinc and Phosphorus”. Grasas y Aceites 58, no. 1 (March 30, 2007): 40–48. Accessed April 26, 2024. https://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/7.