LIND, B.-B.; STIGH, J.; LARSSON, L. Sediment type and breeding strategy of the Bank Swallow Riparia riparia in western Sweden. Ornis Svecica, Lund, Sweden, v. 12, n. 3, p. 157–163, 2002. DOI: 10.34080/os.v12.22829. Disponível em: https://journals.lub.lu.se/os/article/view/22829. Acesso em: 20 may. 2022.