Karm A. Khalaf, و Adnan O. Omar. 2023. "Green Synthesis and Spectroscopic Study of New Heterocyclic Compounds Derived from Ethyl Coumarilate". African Journal of Advanced Pure and Applied Sciences (AJAPAS) 2 (2):281-89. https://aaasjournals.com/index.php/ajapas/article/view/383.