HAARTMAN, L.; NUMERS, M. Rain call dialects of the Chaffinch Fringilla coelebs in the archipelago of SW Finland. Ornis Fennica, [S. l.], v. 69, n. 2, p. 65–71, 1992. Disponível em: https://ornisfennica.journal.fi/article/view/133340. Acesso em: 22 nov. 2024.