Phytochemical Screening and Evaluation of Antioxidant Potential in Euryale ferox Salisb. and Eupatorium birmanicum DC. of Manipur, India, Devi, Okram Ronibala, Moirangthem Lutrika, Keithellakpam Ojit Singh, Sharma Nanaocha, and Singh Kshetrimayum Birla , Pharmacognosy Journal, December 2024, Volume 16, Issue 6, p.1231-1237, (2024)