Robertson, P A, Adriaens, T, Caizergues, A, Cranswick, P A, Devos, K, Gutiérrez-Expósito, C, Henderson, I, Hughes, B, Mill, A C & Smith, G C 2015, ' Towards the European eradication of the North American ruddy duck ' Biological Invasions, vol. 17, no. 1, P. A. RobertsonEmail authorT. AdriaensA. CaizerguesP. A. CranswickK. DevosC. Gutiérrez-ExpósitoI. HendersonB. HughesA. C. MillG. C. Smith, pp. 9-12 . DOI: 10.1007/s10530-014-0704-3
Green, A J, Fox, A D, Hughes, B & Hilton, G M 1999, ' Time-Activity Budgets and Site Selection of White-Headed Ducks Oxyura leucocephala at Burdur Lake, Turkey, in Late Winter ', Bird Study, vol. 46, pp. 62-73 . Scopus-Elsevier Digital.CSIC. Repositorio Institucional del CSIC instname