ŠIMEK, J. Patterns of breeding fidelity in the Red-backed Shrike (Lanius collurio). Ornis Fennica, [S. l.], v. 78, n. 2, p. 61–71, 2001. Disponível em: https://ornisfennica.journal.fi/article/view/133548. Acesso em: 20 nov. 2024.