1. Surgical approach to disease of the first portion of the vertebral artery;Feldman,1984
2. The vertebral artery. Pathology and surgery;George,1987
3. Turmors of the brachial plexus;Lusk;Neurosurgery,1987
4. Operative treatment of vertebral arteriovenous fistulas;Shumacker;J Trauma,1966
5. The story of vertebrobasilar surgery;Walt,1984