1. Pathophysiology of bit control in the horse;Cook;J. equine vet. Sci.,1999
2. Bit-induced pain; A cause of fear, flight, fight and facial neuralgia in the horse;Cook;Pferdeheilkunde,2003
3. Bit-induced fear, Part 1: From human hand to horse's head;Cook;Vet. Times,2007a
4. Bit-induced fear, Part 2: Bits and diseases they can cause;Cook;Vet. Times,2007b
5. Bit-induced fear, Part 3: Use of the bit and bad behaviour;Cook;Vet. Times,2007c