1. World of invention,1998
2. History of dentistry;Foley,1979
3. The development of the dental drill;Ring;Compendium,1988
4. A comparison of the heat production and mechanical efficiency of diamond instruments, stones, and burs at 3,000 and 60,000 r.p.m;Walsh;N Z Dent J,1972
5. The efficient use of carbide burs and diamond points for cavity preparation: part I;Larsen;Dent Dig,1949