STOLT, B.-O.; FRANSSON, T. Body mass, wing length and spring arrival of the Ortolan Bunting Emberiza hortulana. Ornis Fennica, [S. l.], v. 72, n. 1, p. 14–18, 1995. Disponível em: https://ornisfennica.journal.fi/article/view/133409. Acesso em: 1 jul. 2025.