Yazar: Patterson, Bruce K., Guevara Coto, José Andrés, Mora Rodríguez, Javier Francisco, Francisco, Edgar B., Yogendra, Ram, Mora Rodríguez, Rodrigo Antonio, Beaty, Christopher, Lemaster, Gwyneth, Kaplan, Gary, Katz, Amiram, Bellanti, Joseph A.

Kurum: Universidad de Costa Rica

Repositorio: Kérwá