Hohnwald, Stefan. “Bird Records from the Rural Landscape of Igarapé-Açu Municipality, Northeastern Pará”. Boletim Do Museu Paraense Emílio Goeldi - Ciências Naturais, vol. 4, no. 2, Aug. 2009, pp. 119-31, https://doi.org/10.46357/bcnaturais.v4i2.660.