Khatri, Janak, Gita Gautam, Kusum Maiya Dhoubhadel, and Meena Rajbhandari. “Phytochemical and Biological Evaluation and Isolation of Quercetin from Hypericum Cordifolium Flower ”. Scientific World 16, no. 16 (August 4, 2023): 28–37. Accessed December 28, 2025. https://www.nepjol.info/index.php/SW/article/view/56765.