1. Properties of a silica-reinforced polymer for dental restorations;Bowen;JADA,1963
2. Tensile strength and modulus of elasticity of tooth structure and several restorative materials;Bowen;JADA,1962
3. Flow of gases through beds of broken solids. U.S. Department of Commerce Bureau of Mines Bulletin 307;Furnas,1929
4. The packing of particles;Westman;J. Am. Ceramic Soc.,1930
5. The effect of gradation of crushed stone on percentage of voids;Goldbeck;Crushed Stone J.,1928