Didenko, M. M., and O. K. Polyakov. “CONDITION OF ENGLISH OAK NATURAL REGENERATION UNDER A FOREST CANOPY IN THE LEFT-BANK FOREST STEPPE”. Forestry and Forest Melioration, no. 132, Feb. 2018, pp. 25-34, doi:10.33220/1026-3365.132.2018.25.