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Author (up) Title Year Publication Serial Volume Pages
Keiper, R.R. Social interactions of the Przewalski horse (Equus przewalskii Poliakov, 1881) herd at the Munich Zoo 1988 Applied Animal Behaviour Science 775 21 89-97
Keiper, R.R. Social structure 1986 The Veterinary clinics of North America. Equine practice 675 2 465-484
Keiper, R.R. The behaviour, ecology and social organization of the feral ponies of Assateague Island 1979 Proc. I. Conf. Sci. Res. Nat. Parks 2309
Keiper, R.R.; Keenan, M.A. Nocturnal activity patterns of feral horses 1980 J. Mammal 2311 61 116-118
Keiper, R.R.; Moss, M.; Zervanos, S. Daily and seasonal patterns of feral ponies on Assateague Island. 1980 2nd Conference on Scientific Research in the National Parks 2310
Keiper, R.R.; Sambraus, H.H. The stability of equine dominance hierarchies and the effects of kinship, proximity and foaling status on hierarchy rank 1986 Applied Animal Behaviour Science 683 16 121-130
Rutberg, A.T.; Keiper, R.R. Proximate causes of natal dispersal in feral ponies: some sex differences 1993 Animal Behaviour. 518 46 969-975