Ch, Venkat Narsimhaji, et al. “Impact of Season on Phytochemistry With Special Reference to β-Asarone Content, Extract Yield and Pharmacognostic Parameter in Rhizome of Acorus Calamus L”. International Journal of Ayurvedic Medicine, vol. 15, no. 3, Oct. 2024, pp. 744-8, doi:10.47552/ijam.v15i3.4806.