Pozo-Zamora, G.M. (2014) “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, 6(1). doi:10.18272/aci.v6i1.153.