Falguni Sheth, and Subrata De. 2012. “Evaluation of Comparative Antioxidant Potential of Four Cultivars of Hibiscus Rosa-Sinensis L. By HPLC-DPPH Method”. Free Radicals and Antioxidants 2 (4):73-78. https://doi.org/10.5530/ax.2012.4.13.