Shevchenko, N., A. Geraskina, A. Kuprin, and E. Grabenko. “The Role of Canopy Gaps in Maintaining Biodiversity of Plants and Soil Macrofauna in the Forests of the Northwestern Caucasus”. Ecological Questions, vol. 32, no. 2, Mar. 2021, pp. 93-110, doi:10.12775/EQ.2021.017.