OLIVER TUSEVSKI and SONJA GADZOVSKA SIMIC (2013) “PHENOLIC ACIDS AND FLAVONOIDS IN HYPERICUM PERFORATUM L. HAIRY ROOTS”, International Journal of Pharma and Bio Sciences, 4(3), pp. 737–748. Available at: https://ijpbs.net/index.php/journal/article/view/2635 (Accessed: 23 July 2026).