Pereira, Karla Dayane de Lima, Arthur Ângelo Bispo de Oliveira, y Daniel de Paiva Silva. «Range Extension of the Ladder-Tailed Nightjar, Hydropsalis Climacocerca Tschudi, 1844, in the Brazilian Cerrado, With the First Record for the State of Maranhão». Revista de Biologia Neotropical / Journal of Neotropical Biology 20, no. 1 (mayo 15, 2023): 50–53. Accedido diciembre 5, 2025. https://revistas.ufg.br/RBN/article/view/75566.