1.
Järvi T, Radesäter T, Jakobsson S. Aggressive responses of two hole-nesting passerines, Parus major and Ficedula hypoleuca, to the play-back of sympatric species song. Ornis Fenn [Internet]. 1978Dec.31 [cited 2024Nov.23];55(4):154–157. Available from: https://ornisfennica.journal.fi/article/view/132989