Traits (2021). Anas undulata Dubois, 1839. Accessed at: http://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=212713 on 2024-09-24
Marine Species Traits editorial board (2024). Marine Species Traits. Anas undulata Dubois, 1839. Accessed at: https://marinespecies.org/traits./aphia.php?p=taxdetails&id=212713 on 2024-09-24