Ravindranath, L.K., K. Srikanth, and D. Ishrath Begum. “Microwave-Assisted Synthesis of 1,3,4-Oxadiazoles Containing Pyrazolones”. Asian Journal of Chemistry 23, no. 3 (November 16, 2010): 1020–1022. Accessed November 24, 2024. https://asianpubs.org/index.php/ajchem/article/view/16098.