P. Singh, C., and Archana Singh. “Synthesis and Antitumor Activity of N1-(3-Pyridoyl)- 3-Methyl-4-(Substituted Azo) Pyrazol-5-Ones ”. Asian Journal of Chemistry 1, no. 3 (March 30, 2010): 294–296. Accessed November 29, 2024. https://asianpubs.org/index.php/ajchem/article/view/25412.