Stewart, I. R. K., T. H. Ringsby, and E. J. Solberg. “Absence of Haematozoa in Passerines from a Norwegian Archipelago”. Ornis Fennica 74, no. 4 (December 31, 1997): 201–203. Accessed November 22, 2024. https://ornisfennica.journal.fi/article/view/133475.