Tamakhina, A. Y., I. S. Dzakhmisheva, A. A. Ahkubekova, and Z. L. Kantsalieva. “Assessment of the Biological Resource Potential of Species of Symphytum L. In the Flora of the Kabardino-Balkarian Republic”. KnE Life Sciences, Vol. 4, no. 14, Nov. 2019, pp. 1120–1128, doi:10.18502/kls.v4i14.5710.