Literak, I., Honza, M. and Kondelka, D. (1994) “Postbreeding migration of the Sedge Warbler Acrocephalus schoenobaenus in the Czech Republic”, Ornis Fennica, 71(4), pp. 151–155. Available at: https://ornisfennica.journal.fi/article/view/133406 (Accessed: 22November2024).