Демид, А., Л. Вронська, І. Івануса, and М. Михалків. “APPLICATION OF HIGH-PERFORMANCE THIN-LAYER CHROMATOGRAPHY FOR THE ECHINACEA PURPUREA IDENTIFICATION IN DIETARY SUPPLEMENTS AND MEDICINAL PRODUCTS BASED ON IT”. SWorldJournal, vol. 2, no. 27-02, Sept. 2024, pp. 3-18, doi:10.30888/2663-5712.2024-27-00-005.