Polka, Dominika, and Anna Podsędek. “Phenolics Composition and Antioxidant Capacity of Guelder Rose Fruit, Flower and Bark Extracts”. Biotechnology and Food Science 83, no. 1 (June 30, 2019): 37-47. Accessed January 26, 2026. https://eczasopisma.p.lodz.pl/BFS/article/view/231.