1. Aerophagia (windsucking) and aversion therapy in the horse;Baker;Proc. Am. Ass. equine Practnrs,1974
2. Behaviour problems of Equids in zoos;Boyd;Vet. Clin. N. Am.: Equine Pract,1986
3. Animal welfare: concepts and measurements;Broom;J. anim. Sci,1991
4. Stress, stereotypies and welfare;Dantzer;Behav. Processes,1991
5. Investigation into the use of narcotic antagonists in the treatment of a stereotypic behaviour pattern (crib-biting) in the horse;Dodman;Am. J. vet. Res,1987