1 literature reference:

Author: Okeyo, D.O.
Year: 2003
Title: On the biodiversity and the distribution of freshwater fish of Namibia: an annotated update.
Source: p.156-194. In M.L.D. Palomares, B. Samb, T. Diouf, J.M. Vakily and D. Pauly (eds.) Fish biodiversity: local studies as basis for global inferences. ACP-EU Fish. Res. Rep. 14:281 p.