1. Hydrocolloid impression technique for inlays and fixed bridges;Sears;D. Digest,1937
2. Sears hydrocolloid technique;Sears;J. Florida D. Soc.,1950
3. Standardized indirect technic for reversible hydrocolloid;Thompson;J.A.D.A.,1953
4. Use of hydrocolloids in inlay and bridge prosthesis;Buchmann;Fort. Rev. Chicago D. Soc.,1948
5. Factors influencing the accuracy of reversible hydrocolloid impressions;Phillips;J.A.D.A.,1951