1. Root canal obturation;Ingle;J Am Dent Assoc,1956
2. Filling root canals in three dimensions;Schilder;Dent Clin North Am,1967
3. Automated thermatic gutta-percha condensation;McSpadden,1980
4. A new method of gutta-percha obturation of root canal systems;Yee,1983
5. A new calcium phosphate setting cement;Brown;J Dent Res,1983