Жуков, О.В. and Шаталін, Д.Б. 2016. The value of ecological and morphological features of the rain worms (Lumbricidae) of Steppe Dnieper and the influence of environmental factors in the organization of groups of natural, agricultural and urbanized ecosystems. Scientific Progress & Innovations. 4 (Dec. 2016), 6–19. DOI:https://doi.org/10.31210/visnyk2016.04.01.