Olsson, Ing-Marie, Margareta Stéen, and Håkan Mann. “Gastropod Hosts of Elaphostrongylus Spp. (Protostrongylidae, Nematoda)”. Rangifer 13, no. 1 (October 1, 1993): 53–55. Accessed January 22, 2022. https://septentrio.uit.no/index.php/rangifer/article/view/1074.