1. Chapter 4: a brief history of implantology;Schroeder,1991
2. A study of tissue reaction to titanium implants. A preliminary report;Beder;J Dent Res,1955
3. An investigation of tissue tolerance to titanium metal in dogs;Beder;Surgery,1956
4. A further investigation of the surgical application of titanium metal in dogs;Beder;Surgery,1957
5. Intraoral titanium implants;Beder;Oral Surg Oral Med Oral Path,1959