OTTVALL, Richard; EDENIUS, Lars; ELMBERG, Johan; ENGSTRÖM, Henri; GREEN, Martin; HOLMQVIST, Niklas; LINDSTRÖM, Åke; PÄRT, Tomas; TJERNBERG, Martin. Population trends for Swedish breeding birds. Ornis Svecica, Lund, Sweden, v. 19, n. 3, p. 117–192, 2009. DOI: 10.34080/os.v19.22652. Disponível em: https://journals.lub.lu.se/os/article/view/22652. Acesso em: 29 mar. 2024.