1. Dangers of using radiolucent dental materials;Drinnan;JADA,1967
2. Dental silicate cements: physical and chemical properties and a specification;Paffenbarger;JADA,1938
3. Effect of particle shape and size distribution in a reinforced polymer;Bowen;JADA,1964
4. X-ray-opaque reinforcing fillers for composite materials;Bowen;J Dent Res,1969
5. Development of an adhesive restorative material;Bowen,1966