KENNEDY, Martyn; SPENCER, Hamish G. Classification of the cormorants of the world. Molecular Phylogenetics and Evolution. 2014-10-01, roč. 79, s. 249–257. Dostupné online [cit. 2023-01-11]. ISSN1055-7903. doi:10.1016/j.ympev.2014.06.020. (anglicky)
KENNEDY, Martyn; SPENCER, Hamish G. Classification of the cormorants of the world. Molecular Phylogenetics and Evolution. 2014-10-01, roč. 79, s. 249–257. Dostupné online [cit. 2023-01-11]. ISSN1055-7903. doi:10.1016/j.ympev.2014.06.020. (anglicky)
KENNEDY, Martyn; SPENCER, Hamish G. Classification of the cormorants of the world. Molecular Phylogenetics and Evolution. 2014-10-01, roč. 79, s. 249–257. Dostupné online [cit. 2023-01-11]. ISSN1055-7903. doi:10.1016/j.ympev.2014.06.020. (anglicky)