Ahmad, N., ن, O Ali, and عمر. “Five-Membered Heterocyclic Ring Via Dichalcones”. Journal of Education and Science (JES) 26, no. 5 (December 1, 2013): 145–153. Accessed August 4, 2025. https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17192.