1. Über die Halsrippen des Menschen mit vergleichend anatomischen Bemerkungen;Gruber;Mem. Acad. Imp. d. Sc. de St. Petersb.,1869
2. Uniradicular Palsies of the Brachial Plexus;Buzzard;Brain,1902
3. Lesion of the First Dorsal Nerve Root;Bramwell;Rev. Neurol. and Psychiat.,1903
4. The Symptomatology, Diagnosis and Surgical Treatment of Cervical Ribs;Keen;Am. J. Med. Sc.,1907
5. On the Relation of the Limb Plexuses to the Ribs and Vertebral Column;Jones;J. Anat. and Physiol.,1910