1. Study of the Bond Between Gold Alloys and Porcelain;Shell;J. D. Res.,1962
2. How to Utilize Porcelain Fused Gold as a Crown and Bridge Material;Hoffman;D. Clin. North America,1965
3. The Porcelain Fused to Metal Restoration;Mumford;D. Clin. North America,1965
4. Current American Research on Porcelain-Fused-to-Metal Restorations;Ryge;Internat. D. J.,1965
5. Gold/Porcelain Bridge Work;Howell;Brit. D. J.,1964