M. Awadallah, A. (2010). Synthesis of Schiff Bases, Oximes and Hydrazones of 1,2,4-Oxadiazole and 1,2,4-Triazoles. Asian Journal of Chemistry, 18(3), 2151–2158. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/20969