1. Abramova, L.M., Main regularities in synanthropization of different vegetation types in the Republic of Bashkortostan, Russ. J. Ecol., 2010, vol. 41, pp. 206–210.
2. Akatov, V.V. and Akatova, T.V., Changes in subalpine meadow communities in the Lagonaki Highlands after grazing stopped, Tr. Kavkaz. Gos. Prirod. Biosfern. Zapoved., 2018, no. 23, pp. 72–90.
3. Akatova, T.V. and Akatov, V.V., Distribution of alien plant species in the Caucasian Reserve, Tr. Kavkaz. Gos. Prirod. Biosfern. Zapoved., 2013, no. 20, pp. 84–109.
4. Alexander, J.M., Kueffer, C., Daehler, C.C., Edwards, P.J., Pauchard, A., and Seipel, T., Assembly of nonnative floras along elevational gradients explained by directional ecological filtering, Proc. Natl. Acad. Sci. USA, 2011, vol. 108, pp. 656–661.
5. Alisov, B.P., Klimat SSSR (The Climate of the USSR), Moscow: Mosk. Gos. Univ., 1956.