1. Outline of Orthopaedics,1990
2. Lameness attributable to osteochondral fragmentation of the plantar aspect of the proximal phalanx in horses: 19 cases (1981–1985);Barclay;Journal of the American Veterinary Medical Association,1987
3. Chip fractures of the first phalanx in the metatarso-phalangeal joint of the horse;Birkeland;Acta Radiologica,1972
4. Intracapsular bony fragments of the distal tibia of the horse;Birkeland;Journal of the American Veterinary Medical Association,1968
5. Anconeal process of ulna: separate centre of ossification in the horse;Brown;British Veterinary Journal,1974