Waddell, V.G. and Milinkovitch, M.C. and Bérubé, M. and Stanhope, M.J. (2000). "Molecular Phylogenetic Examination of the Delphinoidea Trichotomy: Congruent Evidence from Three Nuclear Loci Indicates That Porpoises (Phocoenidae) Share a More Recent Common Ancestry with White Whales (Monodontidae) Than They Do with True Dolphins (Delphinidae)". Molecular Phylogenetics and Evolution. 15 (2): 314–318. doi:10.1006/mpev.1999.0751. PMID10837160.{{cite journal}}: CS1 maint: multiple names: authors list (ลิงก์)
Waddell, V.G. and Milinkovitch, M.C. and Bérubé, M. and Stanhope, M.J. (2000). "Molecular Phylogenetic Examination of the Delphinoidea Trichotomy: Congruent Evidence from Three Nuclear Loci Indicates That Porpoises (Phocoenidae) Share a More Recent Common Ancestry with White Whales (Monodontidae) Than They Do with True Dolphins (Delphinidae)". Molecular Phylogenetics and Evolution. 15 (2): 314–318. doi:10.1006/mpev.1999.0751. PMID10837160.{{cite journal}}: CS1 maint: multiple names: authors list (ลิงก์)
ohozaa.com
tv.ohozaa.com
"สารคดีมุมมองจากฟากฟ้า". ไทยพีบีเอส. 13 December 2014. คลังข้อมูลเก่าเก็บจากแหล่งเดิมเมื่อ 2015-04-23. สืบค้นเมื่อ 13 December 2014.