1. Jeffcott, George F. Dental education, practice and equipment in Germany Item No. 24, File No. XXVIII-II 17 Combined intelligence objectives Washington, D. C. Department of Commerce, Office of Technical Services
2. Recent German developments in the field of dental resins;Blumenthal,1947
3. An investigation of diafil, a dental silicate cement;Paffenbarger;J.A.D.A.,1949
4. Schnellmethode zur Bestimmung der Vollständigkeit der Polymerisation von Methacrylharzen;Bauer;Kunststoffe,1950
5. Some factors which affect polymerization of acrylic resins;Sweeney,1950