GRENMYR, U.; OLSÉN, B. Autumn migration of the Goldcrest Regulus regulus at Stora Fjäderägg. Ornis Svecica, Lund, Sweden, v. 5, n. 1, p. 15–22, 1995. DOI: 10.34080/os.v5.23010. Disponível em: https://journals.lub.lu.se/os/article/view/23010. Acesso em: 7 jul. 2022.