1. Hydrocolloid impression technique for inlays and fixed bridges;Sears;D. Digest,1937
2. Standardized indirect technic for reversible hydrocolloid;Thompson;J.A.D.A.,1953
3. Use of hydrocolloid impression material in inlay, crown and bridgework;Bignell;New York J. Den.,1954
4. Use of hydrocolloids in inlay and bridge prosthesis;Buchmann;Fort. Rev. Chicago D. Soc.,1948
5. Polysulfide polymers;Fettes;Indust. & Engin. Chem.,1950