Thanh Dat, Huynh. “THE STUDY OF INORGANIC MATERIALS USING DIFFUSE REFLECTANCE”. VNUHCM Journal of Science and Technology Development 5, no. 12 (December 31, 2002): 29-34. Accessed September 8, 2025. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3462.