Kennedy, M.; Spencer, H.G. Classification of the cormorants of the world. Molecular Phylogenetics and Evolution. 2014, 79: 249–257. PMID 24994028. doi:10.1016/j.ympev.2014.06.020.
Kennedy, M.; Spencer, H.G. Classification of the cormorants of the world. Molecular Phylogenetics and Evolution. 2014, 79: 249–257. PMID 24994028. doi:10.1016/j.ympev.2014.06.020.