Palmgren, P. (1935). Über den Tagesrhytmus der Vögel im arktischen Sommer. Ornis Fennica, 12(4), 107–121. Hämtad från https://ornisfennica.journal.fi/article/view/132335
Ornis Fennica is a peer-reviewed international ornithological journal published by BirdLife Finland. We publish analytical and experimental papers on the ecology, behaviour and biogeography of birds. Ornis Fennica is published quarterly with online early practice.