Geraskina, Anna. “Restoration of Earthworms Community (Oligochaeta: Lumbricidae) at Sand Quarries (Smolensk Oblast, Russia)”. Ecological Questions 30, no. 3 (May 21, 2019): 7–15. Accessed July 19, 2024. https://apcz.umk.pl/EQ/article/view/EQ.2019.017.