J. M. Padial, R. Mcdiarmid, and I. de La Riva, “Distribution and morphological variation of Eleutherodactylus mercedesae Lynch & McDiarmid, 1987 (Amphibia, Anura, Leptodactylidae) with first record for Peru”, Zootaxa, vol. 1278, no. 1, pp. 49–56, Aug. 2006.