Rosel, P. E.; et al. (1995). "Phylogenetic relationships among the true porpoises (Cetacea: Phocoenidae)". Molecular Phylogenetics and Evolution. 4 (4): 463–474. doi:10.1006/mpev.1995.1043. PMID8747302.
Rosel, P. E.; et al. (1995). "Phylogenetic relationships among the true porpoises (Cetacea: Phocoenidae)". Molecular Phylogenetics and Evolution. 4 (4): 463–474. doi:10.1006/mpev.1995.1043. PMID8747302.