1. International workshop on biocompatibility, toxicity, and hypersensitivity to alloy systems used in dentistry;Lang,1985
2. Veterans Administration Cooperative Studies Project No. 147. Part IV: biocompatibility of base metal alloys;Morris;J Prosthet Dent,1987
3. Dental implications of nickel hypersensitivity;Jones;J Prosthet Dent,1986
4. Biomaterials, biocompatibility and perioimplants consideration;Lemons;Dent Clin North Am,1986
5. Dental materials: properties and selection;O'Brien,1989