Довгопола, К. А. “Spectral Analysis of Flavonoids Content of Dandelion Taraxacum Officinale W. and Chicory Usual Cichorium Intybus L. Depending on Growing Places”. Problems of Environmental Biotechnology, no. 2 (January 8, 2017). Accessed February 25, 2026. https://jrnl.nau.edu.ua/index.php/ecobiotech/article/view/11106.