Bang, D.L. & Giaretta, A.A. (2018) Vocal repertoire of Ololygon pombali (Lourenço, Carvalho, Baêta, Pezzuti & Leite, 2013) (Anura: Hylidae) from its type locality, with notes on phenotypic variation. Zootaxa, 4413 (2), 392–396.