1. Visor osteotomy to increase the absolute height of the atrophied mandible;Härle;J Maxillofac Surg,1975
2. Sandwichtechnik mit Knorpeltransplantat zur Alveolarkammerhöhung im Unterkiefer;Schettler,1976
3. Interpositional bone-graft augmentation of the atrophic mandible: a preliminary report;Stoelinga;J Oral Surg,1978
4. A review of mandibular ridge augmentation procedures;Härle,1984
5. Visor/sandwich osteotomy;Fitzpatrick;Int J Oral Surg,1981