Ogbonda-Chukwu, E., O. J. Abayeh, and O. Achugasim. “Two Facile Synthetic Methods for a Schiff Base from 4-Ethoxyaniline and 2-Pyridinecarboxaldehyde”. Scientia Africana 22, no. 1 (June 14, 2023): 67–74. Accessed September 10, 2026. https://www.ajol.info/index.php/sa/article/view/249360.