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3. Color compatibility of resin composites of identical shade designation;Paravina;Quintessence Int,2006
4. Color matching with composite resin: a synchronized shade comparison;Terry;Pract Proced Aesthet Dent,2003
5. Effect of individual shades on reliability and validity of observers in colour matching;Lagouvardos;Eur J Prosthodont Restor Dent,2004