LETTEVAL, Ulf. On the hydracarina of Greenland with a description of Lebertia (Pseudolebertia) Groenlandica n. sp. Meddelelser om Grønland, [S. l.], v. 170, n. 1, p. 1–40, 1965. Disponível em: https://tidsskrift.dk/meddrgroenland/article/view/159705. Acesso em: 28 dec. 2025.