Hamid, Refat Abdel-, Mostafa K. M. Rabia, and Nadia A. Abdalla. 2020. “Electrochemical Reduction of 4-(3-Pyridylazo)-3-Amino-2- Pyrazolin-5-One”. Biological Sciences - PJSIR 48 (6):371-76. https://v2.pjsir.org/index.php/biological-sciences/article/view/1426.