1. Syllabus of Complete Dentures;Heartwell,1980
2. Essentials of Complete Denture Prosthodontics;Winkler,1979
3. Swenson's Complete Dentures;Boucher,1964
4. Work simplification in ☐ing final impressions;Tautin;J Prosthet Dent,1983
5. A method of ☐ing impressions;Powter;J Prosthet Dent,1981