1. Current concepts review. The surgical staging of musculoskeletal sarcoma;Enneking;J Bone Joint Surg Am,1980
2. A system for the surgical staging of musculoskeletal sarcoma;Enneking;Clin Orthop Relat Res,1980
3. A system for the classification of skeletal resections;Enneking;Chir Organi Mov,1990
4. Primary bone tumors of the spine. Terminology and surgical staging;Boriani;Spine,1997
5. Vertebral hemi-resection for bone tumor with wide invasion of the vertebral canal: modified surgical method;Biagini;Chir Organi Mov,2004