1. Isotope determination of root canal failure;Dow;Oral Surg,1955
2. The sealing of pulpless teeth evaluated with radioisotopes;Marshall;J Dent Med,1961
3. Filling root canals in three dimensions;Schilder;Dent Clin NAmer,1967
4. A comparative study of the vertical condensation of warm gutta-percha and the lateral condensation of gutta-percha;Brothman,1977
5. An investigation of the sealing properties of some root filling materials;Messing;J Br Endod Soc,1970