Tenow O, Fagerström T, Wallin L. Epimeletic behaviour in airborne Common Swifts Apus apus: do adults support young in flight?. Ornis Svec [Internet]. 2008 Apr. 1 [cited 2024 Nov. 21];18(2):96-107. Available from: https://journals.lub.lu.se/os/article/view/22674