Dung, Nguyen Van, and Anh-Tuan Le. 2025. “High Concentration of Barium Sulfate for Scattering Strength Improvement to Achieve Better Color Uniformity of a WLED”. Science and Technology Indonesia 10 (4):1225-31. https://doi.org/10.26554/sti.2025.10.4.1225-1231.