Yazar: Laustsen, Andreas Hougaard, Karatt Vellatt, Aneesh, Masters, Edward W., Arias Oviedo, Ana Silvia, Pus, Urska, Knudsen, Cecilie, Oscoz, Saioa, Slavny, Peter, Griffiths, Daniel T., Luther, Alice M., Leah, Rachael A., Lindholm, Majken, Lomonte, Bruno, Gutiérrez, José María, McCafferty, John

Kurum: Universidad de Costa Rica

Repositorio: Kérwá