Archibald, G.W., C.D. Meine, E. F. J. Garcia, and G. M. Kirwan (2020). Common Crane (Grus grus), version 1.0. I Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.comcra.01 (Underside: i)
Archibald, G.W., C.D. Meine, and E. F. J. Garcia (2020). Wattled Crane (Bugeranus carunculatus), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.watcra2.01
Gill, Frank; Donsker, David; Rasmussen, Pamela, red. (January 2023). «Flufftails». IOC World Bird List Version 13.1. International Ornithologists' Union. Henta 4. juni 2023.
