radha jasim, iman, May T. Alwattar, and Hala M. Yaqub. “Terpenoids As Natural Allelopathic Compounds in Plants”. Rafidain Journal of Science 30, no. 4 (December 1, 2021): 106–116. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/rsci/article/view/47301.