P. K. SINGH, S. K. TIWARI, N. RAI, K. RAI, and M. SINGH, “Antioxidant and phytochemical levels and their interrelation in stem and leaf extract of water spinach (Ipomea aquatica)”, Indian J Agri Sci, vol. 86, no. 3, pp. 347–54, Mar. 2016, doi: 10.56093/ijas.v86i3.57013.