Tekijä Katayama, Arata, Bhula, Raj, Burns, G. Richard, Carazo Rojas, Elizabeth, Felsot, Allan, Hamilton, Denilson, Harris, Caroline, Yong Hwa, Kim, Kleter, Gijs, Koedel, Werner, Linders, Jan, Peijnenburg, J. G. M. Willie, Sabljic, Aleksandar, Stephenson, R. Gerald, Racke, D. Kenneth, Rubin, Baruch, Unsworth, John, Wauchope, R. Donald

Organisaatio: Universidad de Costa Rica

Repositorio: Kérwá