Römbke, Jörg, Theo Blick, and Wolfgang H. O. Dorow. 2017. “Allolobophoridella Eiseni (Lumbricidae), a Truly Arboreal Earthworm in the Temperate Region of Central Europe”. SOIL ORGANISMS 89 (2):75–84. https://soil-organisms.org/index.php/SO/article/view/79.