Martins-Silva, M. J., and M. Barros. “Occurrence and Distribution of Fresh-Water Molluscs in the Riacho Fundo Creek Basin, Brasilia, Brazil”. Revista De Biología Tropical, vol. 49, no. 3-4, Dec. 2001, pp. 865–870, https://revistas.ucr.ac.cr/index.php/rbt/article/view/18032.