P. Bhatt, S. D. Srivastava, P. Mehta, S. K. Srivastava. 1998. “Synthesis and Biological Evaluation of New 1-[(halo/nitro/methyl Substituted Phenyloxy)-acetyl/Propionyl]Indoles”. Journal of International Academy of Physical Sciences 2 (1-4):99-102. https://www.iaps.org.in/journal/index.php/journaliaps/article/view/708.