Stephanny Arroyo-Arce, A.-A., Thomson, I. and Salom-Pérez, R. 2016. Relative abundance and activity patterns of terrestrial mammalian species, in Barra del Colorado Wildlife Refuge, Costa Rica. UNED Research Journal. 8, 2 (Oct. 2016), 131–137. DOI:https://doi.org/10.22458/urj.v8i2.1551.