BORGSTRÖM, Erik. Distribution and breeding ecology of the Dipper Cinclus c. cinclus in the province of Värmland, central Sweden. Ornis Svecica, Lund, Sweden, v. 1, n. 2, p. 93–101, 1991. DOI: 10.34080/os.v1.23087. Disponível em: https://journals.lub.lu.se/os/article/view/23087. Acesso em: 20 apr. 2024.