Seyrekoğlu, Fadime, and Hasan Temiz. “Effect of Extraction Conditions on the Phenolic Content and DPPH Radical Scavenging Activity of Hypericum Perforatum L”. Turkish Journal of Agriculture - Food Science and Technology 8, no. 1 (January 31, 2020): 226–229. Accessed November 25, 2024. https://agrifoodscience.com/index.php/TURJAF/article/view/3013.