SONDELL, Jan; BROOKES, Craig; PERSSON, Magnus. Ortolan Bunting Emberiza hortulana at Kvismaren, central Sweden – breeding studies and suggested management. Ornis Svecica, Lund, Sweden, v. 21, n. 2–4, p. 167–178, 2011. DOI: 10.34080/os.v21.19600. Disponível em: https://journals.lub.lu.se/os/article/view/19600. Acesso em: 25 apr. 2024.