Phayuha, T.; Chanatapaporn, P.; Sookto, T.; Puasiri, S. Effect of Nano-Titanium Dioxide on the Color Stability and Mechanical Properties of Factor II A-103 Compare with Multisil-Epithetics Maxillofacial Silicone Elastomer. Khon Kaen Dent J 2021, 24, 28-40.