1. Elements of Physical Chemistry;Gladstone,1960
2. Physical Chemistry of Cells and Tissues;Ho¨ber,1950
3. The Physical Properties of Agar Type Hydrocolloid Impression Material;Kendrick;J. Am. Dent. Assoc.,1950
4. The Effects of Environment on the Dimensional Stability of Reversible and Irreversible Hydrocolloid Impression Materials;Hampton;Br. Dent. J.,1955
5. Maintenance of Equilibrium in Reversible Hydrocolloid Impressions, Part I;James;J. Dent. Res.,1949