LIF, M.; HJERNQUIST, M.; OLSSON, O.; ÖSTERBLOM, H. Long-term population trends in the Lesser Black-backed Gull Larus f. fuscus at Stora Karlsö and Lilla Karlsö, and initial results on breeding success. Ornis Svecica, Lund, Sweden, v. 15, n. 2, p. 105–112, 2005. DOI: 10.34080/os.v15.22745. Disponível em: https://journals.lub.lu.se/os/article/view/22745. Acesso em: 7 jul. 2022.