Arizaga J, Bairlein F. The role of age, sex, subspecies, body size and fuel load in determining the social status of a migratory passerine during the non-breeding period. Ornis Fenn [Internet]. 2011Sep.30 [cited 2024Nov.22];88(3):154–160. Available from: https://ornisfennica.journal.fi/article/view/133778