Autumn migration and moult of the Spotted Flycatcher Muscicapa striata and the Pied Flycatcher Ficedula hypoleuca at the Signilskär bird station

Hyytiä, K., & Vikberg, P. (1973). Autumn migration and moult of the Spotted Flycatcher Muscicapa striata and the Pied Flycatcher Ficedula hypoleuca at the Signilskär bird station. Ornis Fennica, 50(3–4), 134–143. Hämtad från https://ornisfennica.journal.fi/article/view/132857