SchäFer M,. (1978). Pferd. (pp. 214–248).
|
Schäfer M,. (1986). Beobachtungen zum Verhalten des südiberischen Primitivpferdes.
|
Schilder, M. B. H. (1990). Social behaviour and social arganization of a herd of plains zebra in a safari park. Ph.D. thesis, , University of Utrecht.
|
Schillings Cg,. Mit Blitzlicht und Büchse.
|
Schuhmann K,. (1993). Untersuchung zur Sozialstruktur des persischen Wildesels. Doctoral thesis, , Freiburg.
|
Schulz C,. Male – male interactive behavior.
|
Sclater Wl,. (1900). The fauna of South Africa.
|
Shah Nv,. (1993). Ecology of wild ass in Little Rann of Kutch. Doctoral thesis, , Baroda University, India.
|
Shortridge Gc,. (1934). The mammals of South West Africa. Heinemann (London), , 389–412.
|
Simpson Gg,. (1951). Horses.
|