Sianturi, Libianko, Syahrul Humaidi, Timbangen Sembiring, Erna Frida, and Makmur Sirait. 2024. “UV Exposure Time Optimization for Enhanced Conversion, Hardness, and Flexural Strength in UDMA/TEG-DMA Composite Resins”. Trends in Sciences 21 (12). Nakhon Si Thammarat, Thailand:8603. https://doi.org/10.48048/tis.2025.8603.