Said, S.A., M.M. Hamad, and A.M. El-Gendy. 2010. “Some Reactions With 3-Chloro-4-Cyano-5,6-Diphenyl Pyridazinone ”. Asian Journal of Chemistry 1 (4):376-83. https://asianpubs.org/index.php/ajchem/article/view/25426.