3 literature references for Tadorna ferruginea (Pallas, 1764):

Author:
Year: 1996
Title:
Source: database, NODC Taxonomic Code
Author: Gill, Frank, and Minturn Wright
Year: 2006
Title:
Source: Birds of the World: Recommended English Names
Author:
Year: 2006
Title:
Source: website, Zoonomen - Zoological Nomenclature Resource, 2006.12.10