EDENIUS, Lars; BRODIN, Thomas; SUNESSON, Peter. Winter behaviour of the Grey-headed Woodpecker Picus canus in relation to recent population trends in Sweden. Ornis Svecica, Lund, Sweden, v. 9, n. 1–2, p. 65–74, 1999. DOI: 10.34080/os.v9.22917. Disponível em: https://journals.lub.lu.se/os/article/view/22917. Acesso em: 25 feb. 2024.