Alivelu Samala, Srinivasa Murthy M, and Krishna Mohan Gottumukkala. “Synthesis and Antibacterial Screening of New N-Substituted-9H-β-Carboline- 6-Amine Derivatives”. International Journal of Research in Pharmaceutical Sciences, vol. 11, no. 3, July 2020, pp. 4146-51, https://ijrps.com/home/article/view/1009.