A. Kozhuharova, M. Stanilova, V. Vladimirov, M. Nikolova, B. Traykova, and S. Berkov, “Clonal In Vitro Propagation as a Tool for Production of High Quality Planting Material of Helichrysum italicum (Asteraceae)”, C. R. Acad. Bulg. Sci. , vol. 76, no. 8, pp. 1206–1213, Aug. 2023.