BARSHEP, Y.; OTTOSSON, U.; WALDENSTRÖM, J.; HULME, M. Non-breeding ecology of the Whinchat Saxicola rubetra in Nigeria. Ornis Svecica, Lund, Sweden, v. 22, n. 1–2, p. 25–32, 2012. DOI: 10.34080/os.v22.22591. Disponível em: https://journals.lub.lu.se/os/article/view/22591. Acesso em: 16 may. 2022.