Shevchenko, Y., and I. Cholak. “Pharmacognostic Study of the Involucre of Centaurea Cyanus L.: Morphological, Anatomical, and Phytochemical Characteristics”. The Ukrainian Scientific Medical Youth Journal, Vol. 154, no. 2, June 2025, pp. 183-9, doi:10.32345/USMYJ.2(154).2025.183-189.