Reppening C., Tedford R.
Otarioid seals of the Neogene // U. S. Geol. Survey Prof. 1977. Paper 992.Sachet M.-H.
Monographic physique et biologique de l’ile Clipperton // Annales de l’institut Oceanografique. 1962. T. 40. P. 1—108.Sarich V.
Pinniped origin and the rate of evolution of the carnivore albumins // Systematic Zoology. 1969. Vol. 18. N 3. P. 286–295.Scheffer V.
Pelage and surface topography of the northern fur seal. Washington, 1962.Seals // IUCN Publications New Series. 1973. Suppl. Paper 39.
Stelneger L.
How the great northern sea cow became exterminated // Amer. Naturalist. 1888. Vol. 21. P. 1047–1054.Stumpke H.
Bau und Leben der Rhinogradentien. Stuttgart, 1962. S. 1—82.Taylor J., Braithwaite C., Peake J., Arnold E.
Terrestrial faunas and habitats of Aldabra during late Pleistocene // Philosoph. Transac. Roy. Soc. London (B). 1979. Vol. 286. N. 1011. P. 17–66.Thompson D’Arcy.
On growth and form. 1917. Cambridge, 1917.Watanabe H.
The Ainu Ecosystem: Enviroment and group Structure. Tokio, 1972.