1. Technique and treatment with the light wire appliance;Roth,1972
2. The maintenance system and occlusal dynamics;Roth;Dent. Clin. North Am.,1976
3. Bioprogressive therapy;Ricketts,1979
4. The six keys to normal occlusion;Andrews;Am. J. Orthod.,1972
5. A scientific assessment of the straight wire appliance;Dellinger;Am. J. Orthod.,1978