Leniowski, Konrad, and Ewa Wegrzyn. “Organization, Variation in Time, and Impacting Factors in the Song Strophe Repertoire in the Great Reed Warbler (Acrocephalus Arundinaceus)”. Ornis Fennica 90, no. 3 (September 30, 2013): 129–141. Accessed May 16, 2024. https://ornisfennica.journal.fi/article/view/133829.