1. From intentions to actions: a theory of planned behaviour;Ajzen,1985
2. Gastric ulcers in horses;Andrews;J. Anim. Sci.,2005
3. The welfare of the horse;Atock,1982
4. Risk factors associated with behavioural disorders of crib-biting, weaving and box walking in Swiss horses;Bachmann;Equine Vet. J.,2003
5. Understanding Your Horse: How to Overcome Common Behaviour Problems;Bayley,1996