S. Nasser, Naji, and Enas A.Manfy. “Biological Aspects of Pollen Development in Six Species of Brassicaceae”. Iraqi Journal of Science 55, no. 4B (July 2, 2023): 1770–1779. Accessed December 6, 2025. https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10748.