K. Abed Alasady, Raid, and Zaid S. Awad Alawady. “Feasibility of Spirogyra Majuscula and Cladophora Fracta Algae on Growth With Different Concentrations of Sewage and Bioethanol Production”. Al-Qadisiyah Journal of Pure Science 22, no. 3 (May 25, 2018): 129 - 141. Accessed May 17, 2024. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/796.