1. Theory and Practice of Crown and Bridge Prosthodontics;Tylman,1960
2. Co-Report—Hygienic Considerations in Crown and Bridge Prosthesis;Pini;Internat. D. J.,1958
3. Reaction of Gingival Tissue to Self-curing Acrylic Restorations;Waerhaug;J. A. D. A.,1957