1. J. Cullen, S. Knees, and S. Cubey, The European Garden Flora, Cambridge University Press, Cambridge (2011).
2. D. J. Mabberley, Mabberley’s Plant Book, 3rd edn., Cambridge University Press, Cambridge (2008).
3. V. Valko, M. Fickova, E. Pravdova, et al., Biomedical Reports of the Medical Faculty of the University Palacky, Olomouc, Czechoslovakia, Vol. 150 (2006), pp. 71 – 73.
4. S. Czigle, P. Mucaji, V. Volko, D. Grancai, Acta Facultatis Pharmaceutical Universitatus Comenianae,52, 22 – 30 (2005).
5. F. Sharopov, A. Valiev, I. Gulmurodov, et al., Pharm. Chem. J., 52, 459 (2018).