Pozo-Zamora, Glenda M., et al. “New Data of the Distribution of the Green-Fronted Lancebill Doryfera Ludovicae (Trochilidae) and of the Olive Finch Arremon Castaneiceps (Emberizidae) in the Province of El Oro, Ecuador”. ACI Avances En Ciencias E Ingenierías, vol. 6, no. 1, June 2014, https://doi.org/10.18272/aci.v6i1.153.