Kathy Darling (1 Ocak 2000). Lions. Lerner Publications. ISBN978-1-57505-404-9. 27 Temmuz 2020 tarihinde kaynağından arşivlendi. Erişim tarihi: 1 Ocak 2021.
"East African Business Digest", University Press of Africa, with contributions from the Kenya National Chamber of Commerce & Industry, 1963, 16 Mayıs 2021 tarihinde kaynağından arşivlendi, erişim tarihi: 18 Mart 2018
Davis, B.W., Li, G. and Murphy, W.J. (2010). "Supermatrix and species tree methods resolve phylogenetic relationships within the big cats, Panthera (Carnivora: Felidae)". Molecular Phylogenetics and Evolution. 56 (1): 64−76. doi:10.1016/j.ympev.2010.01.036. PMID20138224.
Weissengruber, GE; G Forstenpointner; G Peters; A Kübber-Heiss; WT Fitch (September 2002). "Hyoid apparatus and pharynx in the lion (Panthera leo), jaguar (Panthera onca), tiger (Panthera tigris), cheetah (Acinonyx jubatus), liger (Panthera leo × Panthera tigris), Tigon (Panthera tigris x Panthera leo) and the domestic cat. (Felis silvestris f. catus)". Journal of Anatomy. 201 (3). ss. 195-209. doi:10.1046/j.1469-7580.2002.00088.x. PMC1570911 $2. PMID12363272.
Davis, Brian W.; Li, Gang; Murphy, William J. (2010). "Supermatrix and species tree methods resolve phylogenetic relationships within the big cats, Panthera (Carnivora: Felidae)". Molecular Phylogenetics and Evolution. 56 (1): 64-76. doi:10.1016/j.ympev.2010.01.036. PMID20138224.
Davis, B.W., Li, G. and Murphy, W.J. (2010). "Supermatrix and species tree methods resolve phylogenetic relationships within the big cats, Panthera (Carnivora: Felidae)". Molecular Phylogenetics and Evolution. 56 (1): 64−76. doi:10.1016/j.ympev.2010.01.036. PMID20138224.
Weissengruber, GE; G Forstenpointner; G Peters; A Kübber-Heiss; WT Fitch (September 2002). "Hyoid apparatus and pharynx in the lion (Panthera leo), jaguar (Panthera onca), tiger (Panthera tigris), cheetah (Acinonyx jubatus), liger (Panthera leo × Panthera tigris), Tigon (Panthera tigris x Panthera leo) and the domestic cat. (Felis silvestris f. catus)". Journal of Anatomy. 201 (3). ss. 195-209. doi:10.1046/j.1469-7580.2002.00088.x. PMC1570911 $2. PMID12363272.
Davis, Brian W.; Li, Gang; Murphy, William J. (2010). "Supermatrix and species tree methods resolve phylogenetic relationships within the big cats, Panthera (Carnivora: Felidae)". Molecular Phylogenetics and Evolution. 56 (1): 64-76. doi:10.1016/j.ympev.2010.01.036. PMID20138224.
Kathy Darling (1 Ocak 2000). Lions. Lerner Publications. ISBN978-1-57505-404-9. 27 Temmuz 2020 tarihinde kaynağından arşivlendi. Erişim tarihi: 1 Ocak 2021.
"East African Business Digest", University Press of Africa, with contributions from the Kenya National Chamber of Commerce & Industry, 1963, 16 Mayıs 2021 tarihinde kaynağından arşivlendi, erişim tarihi: 18 Mart 2018