Jain, S., B. N. Reddy, and K. S. Rao. “Synthesis of Biheterocycles Containing Indole Nucleus and Their Antibacterial Activity”. Journal of Scientific Research 4, no. 1 (December 26, 2011): 273. Accessed December 18, 2025. https://www.banglajol.info/index.php/JSR/article/view/7821.