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N.  Cleere and Ingels, J., ?Further observations on the Blackish Nightjar Caprimulgus nigrescens in French Guiana?, Alauda, vol. 72, pp. 285-289, 2004.

J.  Ingels, Cleere, N., Pelletier, V., and Héquet, V., ?Recent records and breeding of Rufous Potoo Nyctibius bracteatus in French Guiana?, Cotinga, vol. 29, pp. 144-148, 2008.