Kumar, S., Singh, A., Bajpai, V., Srivastava, M., Singh, B. P., & Kumar, B. (2016). Structural characterization of monoterpene indole alkaloids in ethanolic extracts of Rauwolfia species by liquid chromatography with quadrupole time-of-flight mass spectrometry(). J Pharm Anal.

Kumar, Sunil, Awantika Singh, Vikas Bajpai, Mukesh Srivastava, Bhim Pratap Singh, a Brijesh Kumar. "Structural Characterization of Monoterpene Indole Alkaloids in Ethanolic Extracts of Rauwolfia Species By Liquid Chromatography With Quadrupole Time-of-flight Mass Spectrometry()." J Pharm Anal 2016.

Kumar, Sunil, et al. "Structural Characterization of Monoterpene Indole Alkaloids in Ethanolic Extracts of Rauwolfia Species By Liquid Chromatography With Quadrupole Time-of-flight Mass Spectrometry()." J Pharm Anal 2016.