Hatch, Jeremy J.; Brown, Kevin M.; Hogan, Geoffrey G.; Morris, Ralph D. (2000). Poole, A. (Ed.). "Great Cormorant (Phalacrocorax carbo)". The Birds of North America Online. Ithaca: Cornell Lab of Ornithology. doi:10.2173/bna.553.
Ribak, Gal; Weihs, Daniel; Arad, Zeev (2005). "Water retention in the plumage of diving great cormorants Phalacrocorax carbo sinensis". Journal of Avian Biology. 36 (2). s. 89. doi:10.1111/j.0908-8857.2005.03499.x.
Hatch, Jeremy J.; Brown, Kevin M.; Hogan, Geoffrey G.; Morris, Ralph D. (2000). Poole, A. (Ed.). "Great Cormorant (Phalacrocorax carbo)". The Birds of North America Online. Ithaca: Cornell Lab of Ornithology. doi:10.2173/bna.553.
gbif.org
"GBIF". 16 Ağustos 2022 tarihinde kaynağından arşivlendi. Erişim tarihi: 24 Temmuz 2024.
handle.net
hdl.handle.net
Hogan, G. (1979). Breeding parameters of Great Cormorants (Phalacrocorax carbo) at mixed species colonies on Prince Edward Island, Canada (Master's Thesis). St. Catharines, ON: Brock University. hdl:10464/1789.