Rudavath, D. et al. 2018. Synthesis and Antitumor Evaluation of Novel 5-Bromo Indole-Aryl Keto Hydrazide-Hydrazone Analogues. Asian Journal of Chemistry. 30, 6 (Apr. 2018), 1201–1204. DOI:https://doi.org/10.14233/ajchem.2018.21114 .