Frias, R. T., Porto, L. R. M., Fischer, L. G., & Mancini, P. L. (2020). Breeding review of Gray-hooded Gull Chroicocephalus cirrocephalus in Brazil with contributions on nests and egg biometry. Papéis Avulsos De Zoologia, 60, e20206060. https://doi.org/10.11606/1807-0205/2020.60.60