Prokopenko, E.V. and Zhukov, A.V. 2018. Spider (Aranei) steppe community in a ravine with fescue-feather-grass petrophytic vegetation. Acta Biologica Sibirica. 4, 1 (Mar. 2018), 17-21. DOI:https://doi.org/10.14258/abs.v4i1.3922.