1. Skinner's Science of Dental Materials;Phillips,1969
2. Modern Practice in Dental Ceramics;Johnston,1967
3. Modern Practice in Dental Ceramics;Johnston,1967
4. Condensation of Dental Porcelain;Claude;J. Prosthet. Dent.,1960
5. Some Physical Properties of Three Dental Porcelains;Hodson;J. Prosthet. Dent.,1959