A new species of small flightless duck from Amsterdam Island, southern Indian Ocean (Anatidae: Anas)v. 98No. 1COOPER ORNITHOLOGICAL SOC1–9
Olson, Storrs L. and Jouventin, P. 1996. "A new species of small flightless duck from Amsterdam Island, southern Indian Ocean (Anatidae: Anas)." The Condor, 98, (1) 1–9.