Bibliography

Oitaven, L. P. C., J. R. de O. Santos, A. de O. Silva, P. G. Gambale, and G. J. B. de Moura. 2017. Description of vocalisations and analysis of intra- and inter-individual variation in Pristimantis ramagii (Boulenger, 1888) in an upland swamp, Northeast Brazil. Herpetology Notes 10: 197–203.