1. La dysplasie occipitale du chien. À propos d’une observation;Fayolle;Rev Med Vet,1982
2. Veterinary neuroanatomy and clinical neurology;De Lahunta,1983
3. Morphological investigations of the occipital area in adult American Staffordshire Terriers;Janeczek;Anat Histol Embryol,2011
4. Unusual deformity of the Occipital bone in a dog (case report);Parker;Vet Med Small Anim Clin,1974
5. Occipital dysplacia in the dog;Parker;J Am Hosp Assoc,1974