Solheim, Roar, and Ove Stefansson. “Life Span, Dispersal and Age of Nesting Great Grey Owls Strix Nebulosa Lapponica in Sweden”. Ornis Svecica 26, no. 3–4 (October 1, 2016): 125–134. Accessed November 22, 2024. https://journals.lub.lu.se/os/article/view/22507.