Olsson, Viking. “Breeding Success, Dispersal, and Long-Term Changes in a Population of Eagle Owls Bubo Bubo in Southeastern Sweden 1952–1996”. Ornis Svecica 7, no. 2 (April 1, 1997): 49–60. Accessed June 25, 2024. https://journals.lub.lu.se/os/article/view/22970.