1. (1964) Neuronal Control System of Electric Organ Discharges in Mormyridae. Ph.D. Thesis, Columbia University.
2. (in press (a)) Electric organs revisited: Evolution of a vertebrate communication and orientation organ. In and (eds): Electroreception. New York: John Wiley and Sons, Inc.
3. A hormone-sensitive communication system in an electric fish
4. and (submitted) Ultrastructural features and hormone-dependent sex differences of mormyrid electric organs.