1.
Lithner S, Jönsson KI. Abundance of owls and Bramblings Fringilla montifringilla in relation to mast seeding in south-eastern Sweden. Ornis Svec [Internet]. 2002 Apr. 1 [cited 2024 May 5];12(1–2):35-4. Available from: https://journals.lub.lu.se/os/article/view/22834