Ockelmann, W. K. 2026. “On the Interrelationship and the Zoogeography of Northern Species of Yodia Möller, S. Str. (Mollusca, Fam. Ledidae) With a New Subspecies”. Meddelelser Om Grønland 107 (7):32 pp. https://tidsskrift.dk/meddrgroenland/article/view/171224.